71403640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 131809160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 97, 110, 140, 154, 194, 220, 239, 280, 308, 385, 388, 440, 478, 485, 616, 679, 770, 776, 956, 970, 1067, 1195, 1358, 1540, 1673, 1912, 1940, 2134, 2390, 2629, 2716, 3080, 3346, 3395, 3880, 4268, 4780, 5258, 5335, 5432, 6692, 6790, 7469, 8365, 8536, 9560, 10516, 10670, 13145, 13384, 13580, 14938, 16730, 18403, 21032, 21340, 23183, 26290, 27160, 29876, 33460, 36806, 37345, 42680, 46366, 52580, 59752, 66920, 73612, 74690, 92015, 92732, 105160, 115915, 147224, 149380, 162281, 184030, 185464, 231830, 255013, 298760, 324562, 368060, 463660, 510026, 649124, 736120, 811405, 927320, 1020052, 1275065, 1298248, 1622810, 1785091, 2040104, 2550130, 3245620, 3570182, 5100260, 6491240, 7140364, 8925455, 10200520, 14280728, 17850910, 35701820, 71403640]

約数ペア:

[(1, 71403640), (2, 35701820), (4, 17850910), (5, 14280728), (7, 10200520), (8, 8925455), (10, 7140364), (11, 6491240), (14, 5100260), (20, 3570182), (22, 3245620), (28, 2550130), (35, 2040104), (40, 1785091), (44, 1622810), (55, 1298248), (56, 1275065), (70, 1020052), (77, 927320), (88, 811405), (97, 736120), (110, 649124), (140, 510026), (154, 463660), (194, 368060), (220, 324562), (239, 298760), (280, 255013), (308, 231830), (385, 185464), (388, 184030), (440, 162281), (478, 149380), (485, 147224), (616, 115915), (679, 105160), (770, 92732), (776, 92015), (956, 74690), (970, 73612), (1067, 66920), (1195, 59752), (1358, 52580), (1540, 46366), (1673, 42680), (1912, 37345), (1940, 36806), (2134, 33460), (2390, 29876), (2629, 27160), (2716, 26290), (3080, 23183), (3346, 21340), (3395, 21032), (3880, 18403), (4268, 16730), (4780, 14938), (5258, 13580), (5335, 13384), (5432, 13145), (6692, 10670), (6790, 10516), (7469, 9560), (8365, 8536)]