154679140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1$

素因数の和:458

約数の個数: 144

約数和(自身を含む): 426859776

約数和(自身を除く): 272180636

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 35, 44, 46, 55, 70, 77, 92, 110, 115, 121, 140, 154, 161, 220, 230, 242, 253, 308, 322, 385, 397, 460, 484, 506, 605, 644, 770, 794, 805, 847, 1012, 1210, 1265, 1540, 1588, 1610, 1694, 1771, 1985, 2420, 2530, 2779, 2783, 3220, 3388, 3542, 3970, 4235, 4367, 5060, 5558, 5566, 7084, 7940, 8470, 8734, 8855, 9131, 11116, 11132, 13895, 13915, 16940, 17468, 17710, 18262, 19481, 21835, 27790, 27830, 30569, 35420, 36524, 38962, 43670, 45655, 48037, 55580, 55660, 61138, 63917, 77924, 87340, 91310, 96074, 97405, 100441, 122276, 127834, 152845, 182620, 192148, 194810, 200882, 240185, 255668, 305690, 319585, 336259, 389620, 401764, 480370, 502205, 611380, 639170, 672518, 703087, 960740, 1004410, 1104851, 1278340, 1345036, 1406174, 1681295, 2008820, 2209702, 2812348, 3362590, 3515435, 4419404, 5524255, 6725180, 7030870, 7733957, 11048510, 14061740, 15467914, 22097020, 30935828, 38669785, 77339570, 154679140]

約数ペア:

[(1, 154679140), (2, 77339570), (4, 38669785), (5, 30935828), (7, 22097020), (10, 15467914), (11, 14061740), (14, 11048510), (20, 7733957), (22, 7030870), (23, 6725180), (28, 5524255), (35, 4419404), (44, 3515435), (46, 3362590), (55, 2812348), (70, 2209702), (77, 2008820), (92, 1681295), (110, 1406174), (115, 1345036), (121, 1278340), (140, 1104851), (154, 1004410), (161, 960740), (220, 703087), (230, 672518), (242, 639170), (253, 611380), (308, 502205), (322, 480370), (385, 401764), (397, 389620), (460, 336259), (484, 319585), (506, 305690), (605, 255668), (644, 240185), (770, 200882), (794, 194810), (805, 192148), (847, 182620), (1012, 152845), (1210, 127834), (1265, 122276), (1540, 100441), (1588, 97405), (1610, 96074), (1694, 91310), (1771, 87340), (1985, 77924), (2420, 63917), (2530, 61138), (2779, 55660), (2783, 55580), (3220, 48037), (3388, 45655), (3542, 43670), (3970, 38962), (4235, 36524), (4367, 35420), (5060, 30569), (5558, 27830), (5566, 27790), (7084, 21835), (7940, 19481), (8470, 18262), (8734, 17710), (8855, 17468), (9131, 16940), (11116, 13915), (11132, 13895)]