218123640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{857}}^1$

素因数の和:982

約数の個数: 192

約数和(自身を含む): 819149760

約数和(自身を除く): 601026120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 101, 105, 120, 126, 140, 168, 180, 202, 210, 252, 280, 303, 315, 360, 404, 420, 504, 505, 606, 630, 707, 808, 840, 857, 909, 1010, 1212, 1260, 1414, 1515, 1714, 1818, 2020, 2121, 2424, 2520, 2571, 2828, 3030, 3428, 3535, 3636, 4040, 4242, 4285, 4545, 5142, 5656, 5999, 6060, 6363, 6856, 7070, 7272, 7713, 8484, 8570, 9090, 10284, 10605, 11998, 12120, 12726, 12855, 14140, 15426, 16968, 17140, 17997, 18180, 20568, 21210, 23996, 25452, 25710, 28280, 29995, 30852, 31815, 34280, 35994, 36360, 38565, 42420, 47992, 50904, 51420, 53991, 59990, 61704, 63630, 71988, 77130, 84840, 86557, 89985, 102840, 107982, 119980, 127260, 143976, 154260, 173114, 179970, 215964, 239960, 254520, 259671, 269955, 308520, 346228, 359940, 431928, 432785, 519342, 539910, 605899, 692456, 719880, 779013, 865570, 1038684, 1079820, 1211798, 1298355, 1558026, 1731140, 1817697, 2077368, 2159640, 2423596, 2596710, 3029495, 3116052, 3462280, 3635394, 3895065, 4847192, 5193420, 5453091, 6058990, 6232104, 7270788, 7790130, 9088485, 10386840, 10906182, 12117980, 14541576, 15580260, 18176970, 21812364, 24235960, 27265455, 31160520, 36353940, 43624728, 54530910, 72707880, 109061820, 218123640]

約数ペア:

[(1, 218123640), (2, 109061820), (3, 72707880), (4, 54530910), (5, 43624728), (6, 36353940), (7, 31160520), (8, 27265455), (9, 24235960), (10, 21812364), (12, 18176970), (14, 15580260), (15, 14541576), (18, 12117980), (20, 10906182), (21, 10386840), (24, 9088485), (28, 7790130), (30, 7270788), (35, 6232104), (36, 6058990), (40, 5453091), (42, 5193420), (45, 4847192), (56, 3895065), (60, 3635394), (63, 3462280), (70, 3116052), (72, 3029495), (84, 2596710), (90, 2423596), (101, 2159640), (105, 2077368), (120, 1817697), (126, 1731140), (140, 1558026), (168, 1298355), (180, 1211798), (202, 1079820), (210, 1038684), (252, 865570), (280, 779013), (303, 719880), (315, 692456), (360, 605899), (404, 539910), (420, 519342), (504, 432785), (505, 431928), (606, 359940), (630, 346228), (707, 308520), (808, 269955), (840, 259671), (857, 254520), (909, 239960), (1010, 215964), (1212, 179970), (1260, 173114), (1414, 154260), (1515, 143976), (1714, 127260), (1818, 119980), (2020, 107982), (2121, 102840), (2424, 89985), (2520, 86557), (2571, 84840), (2828, 77130), (3030, 71988), (3428, 63630), (3535, 61704), (3636, 59990), (4040, 53991), (4242, 51420), (4285, 50904), (4545, 47992), (5142, 42420), (5656, 38565), (5999, 36360), (6060, 35994), (6363, 34280), (6856, 31815), (7070, 30852), (7272, 29995), (7713, 28280), (8484, 25710), (8570, 25452), (9090, 23996), (10284, 21210), (10605, 20568), (11998, 18180), (12120, 17997), (12726, 17140), (12855, 16968), (14140, 15426)]