78836940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4813}}^1$

素因数の和:4848

約数の個数: 144

約数和(自身を含む): 294385728

約数和(自身を除く): 215548788

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 4813, 5460, 8190, 9626, 14439, 16380, 19252, 24065, 28878, 33691, 43317, 48130, 57756, 62569, 67382, 72195, 86634, 96260, 101073, 125138, 134764, 144390, 168455, 173268, 187707, 202146, 216585, 250276, 288780, 303219, 312845, 336910, 375414, 404292, 433170, 437983, 505365, 563121, 606438, 625690, 673820, 750828, 866340, 875966, 938535, 1010730, 1126242, 1212876, 1251380, 1313949, 1516095, 1751932, 1877070, 2021460, 2189915, 2252484, 2627898, 2815605, 3032190, 3754140, 3941847, 4379830, 5255796, 5631210, 6064380, 6569745, 7883694, 8759660, 11262420, 13139490, 15767388, 19709235, 26278980, 39418470, 78836940]

約数ペア:

[(1, 78836940), (2, 39418470), (3, 26278980), (4, 19709235), (5, 15767388), (6, 13139490), (7, 11262420), (9, 8759660), (10, 7883694), (12, 6569745), (13, 6064380), (14, 5631210), (15, 5255796), (18, 4379830), (20, 3941847), (21, 3754140), (26, 3032190), (28, 2815605), (30, 2627898), (35, 2252484), (36, 2189915), (39, 2021460), (42, 1877070), (45, 1751932), (52, 1516095), (60, 1313949), (63, 1251380), (65, 1212876), (70, 1126242), (78, 1010730), (84, 938535), (90, 875966), (91, 866340), (105, 750828), (117, 673820), (126, 625690), (130, 606438), (140, 563121), (156, 505365), (180, 437983), (182, 433170), (195, 404292), (210, 375414), (234, 336910), (252, 312845), (260, 303219), (273, 288780), (315, 250276), (364, 216585), (390, 202146), (420, 187707), (455, 173268), (468, 168455), (546, 144390), (585, 134764), (630, 125138), (780, 101073), (819, 96260), (910, 86634), (1092, 72195), (1170, 67382), (1260, 62569), (1365, 57756), (1638, 48130), (1820, 43317), (2340, 33691), (2730, 28878), (3276, 24065), (4095, 19252), (4813, 16380), (5460, 14439), (8190, 9626)]