99421960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 260029440

約数和(自身を除く): 160607480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 37, 40, 44, 55, 62, 74, 88, 110, 124, 148, 155, 185, 197, 220, 248, 296, 310, 341, 370, 394, 407, 440, 620, 682, 740, 788, 814, 985, 1147, 1240, 1364, 1480, 1576, 1628, 1705, 1970, 2035, 2167, 2294, 2728, 3256, 3410, 3940, 4070, 4334, 4588, 5735, 6107, 6820, 7289, 7880, 8140, 8668, 9176, 10835, 11470, 12214, 12617, 13640, 14578, 16280, 17336, 21670, 22940, 24428, 25234, 29156, 30535, 36445, 43340, 45880, 48856, 50468, 58312, 61070, 63085, 67177, 72890, 80179, 86680, 100936, 122140, 126170, 134354, 145780, 160358, 225959, 244280, 252340, 268708, 291560, 320716, 335885, 400895, 451918, 504680, 537416, 641432, 671770, 801790, 903836, 1129795, 1343540, 1603580, 1807672, 2259590, 2485549, 2687080, 3207160, 4519180, 4971098, 9038360, 9942196, 12427745, 19884392, 24855490, 49710980, 99421960]

約数ペア:

[(1, 99421960), (2, 49710980), (4, 24855490), (5, 19884392), (8, 12427745), (10, 9942196), (11, 9038360), (20, 4971098), (22, 4519180), (31, 3207160), (37, 2687080), (40, 2485549), (44, 2259590), (55, 1807672), (62, 1603580), (74, 1343540), (88, 1129795), (110, 903836), (124, 801790), (148, 671770), (155, 641432), (185, 537416), (197, 504680), (220, 451918), (248, 400895), (296, 335885), (310, 320716), (341, 291560), (370, 268708), (394, 252340), (407, 244280), (440, 225959), (620, 160358), (682, 145780), (740, 134354), (788, 126170), (814, 122140), (985, 100936), (1147, 86680), (1240, 80179), (1364, 72890), (1480, 67177), (1576, 63085), (1628, 61070), (1705, 58312), (1970, 50468), (2035, 48856), (2167, 45880), (2294, 43340), (2728, 36445), (3256, 30535), (3410, 29156), (3940, 25234), (4070, 24428), (4334, 22940), (4588, 21670), (5735, 17336), (6107, 16280), (6820, 14578), (7289, 13640), (7880, 12617), (8140, 12214), (8668, 11470), (9176, 10835)]