138295920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{313}}^1$

素因数の和:599

約数の個数: 160

約数和(自身を含む): 493396992

約数和(自身を除く): 355101072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 263, 280, 313, 336, 420, 526, 560, 626, 789, 840, 939, 1052, 1252, 1315, 1565, 1578, 1680, 1841, 1878, 2104, 2191, 2504, 2630, 3130, 3156, 3682, 3756, 3945, 4208, 4382, 4695, 5008, 5260, 5523, 6260, 6312, 6573, 7364, 7512, 7890, 8764, 9205, 9390, 10520, 10955, 11046, 12520, 12624, 13146, 14728, 15024, 15780, 17528, 18410, 18780, 21040, 21910, 22092, 25040, 26292, 27615, 29456, 31560, 32865, 35056, 36820, 37560, 43820, 44184, 52584, 55230, 63120, 65730, 73640, 75120, 82319, 87640, 88368, 105168, 110460, 131460, 147280, 164638, 175280, 220920, 246957, 262920, 329276, 411595, 441840, 493914, 525840, 576233, 658552, 823190, 987828, 1152466, 1234785, 1317104, 1646380, 1728699, 1975656, 2304932, 2469570, 2881165, 3292760, 3457398, 3951312, 4609864, 4939140, 5762330, 6585520, 6914796, 8643495, 9219728, 9878280, 11524660, 13829592, 17286990, 19756560, 23049320, 27659184, 34573980, 46098640, 69147960, 138295920]

約数ペア:

[(1, 138295920), (2, 69147960), (3, 46098640), (4, 34573980), (5, 27659184), (6, 23049320), (7, 19756560), (8, 17286990), (10, 13829592), (12, 11524660), (14, 9878280), (15, 9219728), (16, 8643495), (20, 6914796), (21, 6585520), (24, 5762330), (28, 4939140), (30, 4609864), (35, 3951312), (40, 3457398), (42, 3292760), (48, 2881165), (56, 2469570), (60, 2304932), (70, 1975656), (80, 1728699), (84, 1646380), (105, 1317104), (112, 1234785), (120, 1152466), (140, 987828), (168, 823190), (210, 658552), (240, 576233), (263, 525840), (280, 493914), (313, 441840), (336, 411595), (420, 329276), (526, 262920), (560, 246957), (626, 220920), (789, 175280), (840, 164638), (939, 147280), (1052, 131460), (1252, 110460), (1315, 105168), (1565, 88368), (1578, 87640), (1680, 82319), (1841, 75120), (1878, 73640), (2104, 65730), (2191, 63120), (2504, 55230), (2630, 52584), (3130, 44184), (3156, 43820), (3682, 37560), (3756, 36820), (3945, 35056), (4208, 32865), (4382, 31560), (4695, 29456), (5008, 27615), (5260, 26292), (5523, 25040), (6260, 22092), (6312, 21910), (6573, 21040), (7364, 18780), (7512, 18410), (7890, 17528), (8764, 15780), (9205, 15024), (9390, 14728), (10520, 13146), (10955, 12624), (11046, 12520)]