121689960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{457}}^1$

素因数の和:795

約数の個数: 128

約数和(自身を含む): 419454720

約数和(自身を除く): 297764760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 317, 420, 457, 634, 840, 914, 951, 1268, 1371, 1585, 1828, 1902, 2219, 2285, 2536, 2742, 3170, 3199, 3656, 3804, 4438, 4570, 4755, 5484, 6340, 6398, 6657, 6855, 7608, 8876, 9140, 9510, 9597, 10968, 11095, 12680, 12796, 13314, 13710, 15995, 17752, 18280, 19020, 19194, 22190, 25592, 26628, 27420, 31990, 33285, 38040, 38388, 44380, 47985, 53256, 54840, 63980, 66570, 76776, 88760, 95970, 127960, 133140, 144869, 191940, 266280, 289738, 383880, 434607, 579476, 724345, 869214, 1014083, 1158952, 1448690, 1738428, 2028166, 2173035, 2897380, 3042249, 3476856, 4056332, 4346070, 5070415, 5794760, 6084498, 8112664, 8692140, 10140830, 12168996, 15211245, 17384280, 20281660, 24337992, 30422490, 40563320, 60844980, 121689960]

約数ペア:

[(1, 121689960), (2, 60844980), (3, 40563320), (4, 30422490), (5, 24337992), (6, 20281660), (7, 17384280), (8, 15211245), (10, 12168996), (12, 10140830), (14, 8692140), (15, 8112664), (20, 6084498), (21, 5794760), (24, 5070415), (28, 4346070), (30, 4056332), (35, 3476856), (40, 3042249), (42, 2897380), (56, 2173035), (60, 2028166), (70, 1738428), (84, 1448690), (105, 1158952), (120, 1014083), (140, 869214), (168, 724345), (210, 579476), (280, 434607), (317, 383880), (420, 289738), (457, 266280), (634, 191940), (840, 144869), (914, 133140), (951, 127960), (1268, 95970), (1371, 88760), (1585, 76776), (1828, 66570), (1902, 63980), (2219, 54840), (2285, 53256), (2536, 47985), (2742, 44380), (3170, 38388), (3199, 38040), (3656, 33285), (3804, 31990), (4438, 27420), (4570, 26628), (4755, 25592), (5484, 22190), (6340, 19194), (6398, 19020), (6657, 18280), (6855, 17752), (7608, 15995), (8876, 13710), (9140, 13314), (9510, 12796), (9597, 12680), (10968, 11095)]