781377622020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1\times {\mathrm{379}}^1\times {\mathrm{457}}^1$

素因数の和:1275

約数の個数: 288

約数和(自身を含む): 2422018609920

約数和(自身を除く): 1640640987900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 353, 355, 379, 426, 457, 639, 706, 710, 758, 852, 914, 1059, 1065, 1137, 1278, 1371, 1412, 1420, 1516, 1765, 1828, 1895, 2118, 2130, 2274, 2285, 2556, 2742, 3177, 3195, 3411, 3530, 3790, 4113, 4236, 4260, 4548, 4570, 5295, 5484, 5685, 6354, 6390, 6822, 6855, 7060, 7580, 8226, 9140, 10590, 11370, 12708, 12780, 13644, 13710, 15885, 16452, 17055, 20565, 21180, 22740, 25063, 26909, 27420, 31770, 32447, 34110, 41130, 50126, 53818, 63540, 64894, 68220, 75189, 80727, 82260, 97341, 100252, 107636, 125315, 129788, 133787, 134545, 150378, 161321, 161454, 162235, 173203, 194682, 225567, 242181, 250630, 267574, 269090, 292023, 300756, 322642, 322908, 324470, 346406, 375945, 389364, 401361, 403635, 451134, 483963, 484362, 486705, 501260, 519609, 535148, 538180, 584046, 645284, 648940, 668935, 692812, 751890, 802722, 806605, 807270, 866015, 902268, 967926, 968724, 973410, 1039218, 1127835, 1168092, 1204083, 1210905, 1337870, 1451889, 1460115, 1503780, 1558827, 1605444, 1613210, 1614540, 1732030, 1935852, 1946820, 2006805, 2078436, 2255670, 2408166, 2419815, 2421810, 2598045, 2675740, 2903778, 2920230, 3117654, 3226420, 3464060, 4013610, 4511340, 4816332, 4839630, 4843620, 5196090, 5807556, 5840460, 6020415, 6235308, 7259445, 7794135, 8027220, 9498877, 9679260, 10392180, 11453791, 12040830, 12297413, 14518890, 15588270, 18997754, 22907582, 24081660, 24594826, 28496631, 29037780, 31176540, 34361373, 36892239, 37995508, 45815164, 47494385, 49189652, 56993262, 57268955, 61140659, 61487065, 68722746, 73784478, 85489893, 94988770, 103084119, 110676717, 113986524, 114537910, 122281318, 122974130, 137445492, 142483155, 147568956, 170979786, 171806865, 183421977, 184461195, 189977540, 206168238, 221353434, 229075820, 244562636, 245948260, 284966310, 305703295, 341959572, 343613730, 366843954, 368922390, 412336476, 427449465, 442706868, 515420595, 550265931, 553383585, 569932620, 611406590, 687227460, 733687908, 737844780, 854898930, 917109885, 1030841190, 1100531862, 1106767170, 1222813180, 1709797860, 1834219770, 2061682380, 2201063724, 2213534340, 2751329655, 3668439540, 4340986789, 5502659310, 8681973578, 11005318620, 13022960367, 17363947156, 21704933945, 26045920734, 39068881101, 43409867890, 52091841468, 65114801835, 78137762202, 86819735780, 130229603670, 156275524404, 195344405505, 260459207340, 390688811010, 781377622020]

約数ペア:

[(1, 781377622020), (2, 390688811010), (3, 260459207340), (4, 195344405505), (5, 156275524404), (6, 130229603670), (9, 86819735780), (10, 78137762202), (12, 65114801835), (15, 52091841468), (18, 43409867890), (20, 39068881101), (30, 26045920734), (36, 21704933945), (45, 17363947156), (60, 13022960367), (71, 11005318620), (90, 8681973578), (142, 5502659310), (180, 4340986789), (213, 3668439540), (284, 2751329655), (353, 2213534340), (355, 2201063724), (379, 2061682380), (426, 1834219770), (457, 1709797860), (639, 1222813180), (706, 1106767170), (710, 1100531862), (758, 1030841190), (852, 917109885), (914, 854898930), (1059, 737844780), (1065, 733687908), (1137, 687227460), (1278, 611406590), (1371, 569932620), (1412, 553383585), (1420, 550265931), (1516, 515420595), (1765, 442706868), (1828, 427449465), (1895, 412336476), (2118, 368922390), (2130, 366843954), (2274, 343613730), (2285, 341959572), (2556, 305703295), (2742, 284966310), (3177, 245948260), (3195, 244562636), (3411, 229075820), (3530, 221353434), (3790, 206168238), (4113, 189977540), (4236, 184461195), (4260, 183421977), (4548, 171806865), (4570, 170979786), (5295, 147568956), (5484, 142483155), (5685, 137445492), (6354, 122974130), (6390, 122281318), (6822, 114537910), (6855, 113986524), (7060, 110676717), (7580, 103084119), (8226, 94988770), (9140, 85489893), (10590, 73784478), (11370, 68722746), (12708, 61487065), (12780, 61140659), (13644, 57268955), (13710, 56993262), (15885, 49189652), (16452, 47494385), (17055, 45815164), (20565, 37995508), (21180, 36892239), (22740, 34361373), (25063, 31176540), (26909, 29037780), (27420, 28496631), (31770, 24594826), (32447, 24081660), (34110, 22907582), (41130, 18997754), (50126, 15588270), (53818, 14518890), (63540, 12297413), (64894, 12040830), (68220, 11453791), (75189, 10392180), (80727, 9679260), (82260, 9498877), (97341, 8027220), (100252, 7794135), (107636, 7259445), (125315, 6235308), (129788, 6020415), (133787, 5840460), (134545, 5807556), (150378, 5196090), (161321, 4843620), (161454, 4839630), (162235, 4816332), (173203, 4511340), (194682, 4013610), (225567, 3464060), (242181, 3226420), (250630, 3117654), (267574, 2920230), (269090, 2903778), (292023, 2675740), (300756, 2598045), (322642, 2421810), (322908, 2419815), (324470, 2408166), (346406, 2255670), (375945, 2078436), (389364, 2006805), (401361, 1946820), (403635, 1935852), (451134, 1732030), (483963, 1614540), (484362, 1613210), (486705, 1605444), (501260, 1558827), (519609, 1503780), (535148, 1460115), (538180, 1451889), (584046, 1337870), (645284, 1210905), (648940, 1204083), (668935, 1168092), (692812, 1127835), (751890, 1039218), (802722, 973410), (806605, 968724), (807270, 967926), (866015, 902268)]