19930050

素因数分解:

$2^1\times 3^4\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 240

約数和(自身を含む): 68418240

約数和(自身を除く): 48488190

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 25, 27, 30, 35, 37, 38, 42, 45, 50, 54, 57, 63, 70, 74, 75, 81, 90, 95, 105, 111, 114, 126, 133, 135, 150, 162, 171, 175, 185, 189, 190, 210, 222, 225, 259, 266, 270, 285, 315, 333, 342, 350, 370, 378, 399, 405, 450, 475, 513, 518, 525, 555, 567, 570, 630, 665, 666, 675, 703, 777, 798, 810, 855, 925, 945, 950, 999, 1026, 1050, 1110, 1134, 1197, 1295, 1330, 1350, 1406, 1425, 1539, 1554, 1575, 1665, 1710, 1850, 1890, 1995, 1998, 2025, 2109, 2331, 2394, 2565, 2590, 2775, 2835, 2850, 2997, 3078, 3150, 3325, 3330, 3515, 3591, 3885, 3990, 4050, 4218, 4275, 4662, 4725, 4921, 4995, 5130, 5550, 5670, 5985, 5994, 6327, 6475, 6650, 6993, 7030, 7182, 7695, 7770, 8325, 8550, 9450, 9842, 9975, 9990, 10545, 10773, 11655, 11970, 12654, 12825, 12950, 13986, 14175, 14763, 14985, 15390, 16650, 17575, 17955, 18981, 19425, 19950, 20979, 21090, 21546, 23310, 24605, 24975, 25650, 28350, 29526, 29925, 29970, 31635, 34965, 35150, 35910, 37962, 38475, 38850, 41958, 44289, 49210, 49950, 52725, 53865, 56943, 58275, 59850, 63270, 69930, 73815, 74925, 76950, 88578, 89775, 94905, 104895, 105450, 107730, 113886, 116550, 123025, 132867, 147630, 149850, 158175, 174825, 179550, 189810, 209790, 221445, 246050, 265734, 269325, 284715, 316350, 349650, 369075, 398601, 442890, 474525, 524475, 538650, 569430, 664335, 738150, 797202, 949050, 1048950, 1107225, 1328670, 1423575, 1993005, 2214450, 2847150, 3321675, 3986010, 6643350, 9965025, 19930050]

約数ペア:

[(1, 19930050), (2, 9965025), (3, 6643350), (5, 3986010), (6, 3321675), (7, 2847150), (9, 2214450), (10, 1993005), (14, 1423575), (15, 1328670), (18, 1107225), (19, 1048950), (21, 949050), (25, 797202), (27, 738150), (30, 664335), (35, 569430), (37, 538650), (38, 524475), (42, 474525), (45, 442890), (50, 398601), (54, 369075), (57, 349650), (63, 316350), (70, 284715), (74, 269325), (75, 265734), (81, 246050), (90, 221445), (95, 209790), (105, 189810), (111, 179550), (114, 174825), (126, 158175), (133, 149850), (135, 147630), (150, 132867), (162, 123025), (171, 116550), (175, 113886), (185, 107730), (189, 105450), (190, 104895), (210, 94905), (222, 89775), (225, 88578), (259, 76950), (266, 74925), (270, 73815), (285, 69930), (315, 63270), (333, 59850), (342, 58275), (350, 56943), (370, 53865), (378, 52725), (399, 49950), (405, 49210), (450, 44289), (475, 41958), (513, 38850), (518, 38475), (525, 37962), (555, 35910), (567, 35150), (570, 34965), (630, 31635), (665, 29970), (666, 29925), (675, 29526), (703, 28350), (777, 25650), (798, 24975), (810, 24605), (855, 23310), (925, 21546), (945, 21090), (950, 20979), (999, 19950), (1026, 19425), (1050, 18981), (1110, 17955), (1134, 17575), (1197, 16650), (1295, 15390), (1330, 14985), (1350, 14763), (1406, 14175), (1425, 13986), (1539, 12950), (1554, 12825), (1575, 12654), (1665, 11970), (1710, 11655), (1850, 10773), (1890, 10545), (1995, 9990), (1998, 9975), (2025, 9842), (2109, 9450), (2331, 8550), (2394, 8325), (2565, 7770), (2590, 7695), (2775, 7182), (2835, 7030), (2850, 6993), (2997, 6650), (3078, 6475), (3150, 6327), (3325, 5994), (3330, 5985), (3515, 5670), (3591, 5550), (3885, 5130), (3990, 4995), (4050, 4921), (4218, 4725), (4275, 4662)]