217475820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{773}}^1$

素因数の和:1312

約数の個数: 96

約数和(自身を含む): 678767040

約数和(自身を除く): 461291220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 521, 540, 773, 1042, 1546, 1563, 2084, 2319, 2605, 3092, 3126, 3865, 4638, 4689, 5210, 6252, 6957, 7730, 7815, 9276, 9378, 10420, 11595, 13914, 14067, 15460, 15630, 18756, 20871, 23190, 23445, 27828, 28134, 31260, 34785, 41742, 46380, 46890, 56268, 69570, 70335, 83484, 93780, 104355, 139140, 140670, 208710, 281340, 402733, 417420, 805466, 1208199, 1610932, 2013665, 2416398, 3624597, 4027330, 4832796, 6040995, 7249194, 8054660, 10873791, 12081990, 14498388, 18122985, 21747582, 24163980, 36245970, 43495164, 54368955, 72491940, 108737910, 217475820]

約数ペア:

[(1, 217475820), (2, 108737910), (3, 72491940), (4, 54368955), (5, 43495164), (6, 36245970), (9, 24163980), (10, 21747582), (12, 18122985), (15, 14498388), (18, 12081990), (20, 10873791), (27, 8054660), (30, 7249194), (36, 6040995), (45, 4832796), (54, 4027330), (60, 3624597), (90, 2416398), (108, 2013665), (135, 1610932), (180, 1208199), (270, 805466), (521, 417420), (540, 402733), (773, 281340), (1042, 208710), (1546, 140670), (1563, 139140), (2084, 104355), (2319, 93780), (2605, 83484), (3092, 70335), (3126, 69570), (3865, 56268), (4638, 46890), (4689, 46380), (5210, 41742), (6252, 34785), (6957, 31260), (7730, 28134), (7815, 27828), (9276, 23445), (9378, 23190), (10420, 20871), (11595, 18756), (13914, 15630), (14067, 15460)]