123287580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:153

約数の個数: 288

約数和(自身を含む): 440294400

約数和(自身を除く): 317006820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 47, 52, 57, 59, 60, 65, 76, 78, 90, 94, 95, 114, 117, 118, 130, 141, 156, 171, 177, 180, 188, 190, 195, 228, 234, 235, 236, 247, 260, 282, 285, 295, 342, 354, 380, 390, 423, 468, 470, 494, 531, 564, 570, 585, 590, 611, 684, 705, 708, 741, 767, 780, 846, 855, 885, 893, 940, 988, 1062, 1121, 1140, 1170, 1180, 1222, 1235, 1410, 1482, 1534, 1692, 1710, 1770, 1786, 1833, 2115, 2124, 2223, 2242, 2301, 2340, 2444, 2470, 2655, 2679, 2773, 2820, 2964, 3055, 3068, 3363, 3420, 3540, 3572, 3666, 3705, 3835, 4230, 4446, 4465, 4484, 4602, 4940, 5310, 5358, 5499, 5546, 5605, 6110, 6726, 6903, 7332, 7410, 7670, 8037, 8319, 8460, 8892, 8930, 9165, 9204, 10089, 10620, 10716, 10998, 11092, 11115, 11210, 11505, 11609, 12220, 13395, 13452, 13806, 13865, 14573, 14820, 15340, 16074, 16638, 16815, 17860, 18330, 20178, 21996, 22230, 22420, 23010, 23218, 24957, 26790, 27495, 27612, 27730, 29146, 32148, 33276, 33630, 34515, 34827, 36049, 36660, 40185, 40356, 41595, 43719, 44460, 46020, 46436, 49914, 50445, 52687, 53580, 54990, 55460, 58045, 58292, 67260, 69030, 69654, 72098, 72865, 80370, 83190, 87438, 99828, 100890, 104481, 105374, 108147, 109980, 116090, 124785, 131157, 138060, 139308, 144196, 145730, 158061, 160740, 166380, 174135, 174876, 180245, 201780, 208962, 210748, 216294, 218595, 232180, 249570, 262314, 263435, 291460, 316122, 324441, 348270, 360490, 417924, 432588, 437190, 474183, 499140, 522405, 524628, 526870, 540735, 632244, 648882, 655785, 684931, 696540, 720980, 790305, 874380, 948366, 1044810, 1053740, 1081470, 1297764, 1311570, 1369862, 1580610, 1622205, 1896732, 2054793, 2089620, 2162940, 2370915, 2623140, 2739724, 3161220, 3244410, 3424655, 4109586, 4741830, 6164379, 6488820, 6849310, 8219172, 9483660, 10273965, 12328758, 13698620, 20547930, 24657516, 30821895, 41095860, 61643790, 123287580]

約数ペア:

[(1, 123287580), (2, 61643790), (3, 41095860), (4, 30821895), (5, 24657516), (6, 20547930), (9, 13698620), (10, 12328758), (12, 10273965), (13, 9483660), (15, 8219172), (18, 6849310), (19, 6488820), (20, 6164379), (26, 4741830), (30, 4109586), (36, 3424655), (38, 3244410), (39, 3161220), (45, 2739724), (47, 2623140), (52, 2370915), (57, 2162940), (59, 2089620), (60, 2054793), (65, 1896732), (76, 1622205), (78, 1580610), (90, 1369862), (94, 1311570), (95, 1297764), (114, 1081470), (117, 1053740), (118, 1044810), (130, 948366), (141, 874380), (156, 790305), (171, 720980), (177, 696540), (180, 684931), (188, 655785), (190, 648882), (195, 632244), (228, 540735), (234, 526870), (235, 524628), (236, 522405), (247, 499140), (260, 474183), (282, 437190), (285, 432588), (295, 417924), (342, 360490), (354, 348270), (380, 324441), (390, 316122), (423, 291460), (468, 263435), (470, 262314), (494, 249570), (531, 232180), (564, 218595), (570, 216294), (585, 210748), (590, 208962), (611, 201780), (684, 180245), (705, 174876), (708, 174135), (741, 166380), (767, 160740), (780, 158061), (846, 145730), (855, 144196), (885, 139308), (893, 138060), (940, 131157), (988, 124785), (1062, 116090), (1121, 109980), (1140, 108147), (1170, 105374), (1180, 104481), (1222, 100890), (1235, 99828), (1410, 87438), (1482, 83190), (1534, 80370), (1692, 72865), (1710, 72098), (1770, 69654), (1786, 69030), (1833, 67260), (2115, 58292), (2124, 58045), (2223, 55460), (2242, 54990), (2301, 53580), (2340, 52687), (2444, 50445), (2470, 49914), (2655, 46436), (2679, 46020), (2773, 44460), (2820, 43719), (2964, 41595), (3055, 40356), (3068, 40185), (3363, 36660), (3420, 36049), (3540, 34827), (3572, 34515), (3666, 33630), (3705, 33276), (3835, 32148), (4230, 29146), (4446, 27730), (4465, 27612), (4484, 27495), (4602, 26790), (4940, 24957), (5310, 23218), (5358, 23010), (5499, 22420), (5546, 22230), (5605, 21996), (6110, 20178), (6726, 18330), (6903, 17860), (7332, 16815), (7410, 16638), (7670, 16074), (8037, 15340), (8319, 14820), (8460, 14573), (8892, 13865), (8930, 13806), (9165, 13452), (9204, 13395), (10089, 12220), (10620, 11609), (10716, 11505), (10998, 11210), (11092, 11115)]