216870420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8969}}^1$

素因数の和:9025

約数の個数: 96

約数和(自身を含む): 675118080

約数和(自身を除く): 458247660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 620, 780, 806, 930, 1209, 1612, 1860, 2015, 2418, 4030, 4836, 6045, 8060, 8969, 12090, 17938, 24180, 26907, 35876, 44845, 53814, 89690, 107628, 116597, 134535, 179380, 233194, 269070, 278039, 349791, 466388, 538140, 556078, 582985, 699582, 834117, 1112156, 1165970, 1390195, 1399164, 1668234, 1748955, 2331940, 2780390, 3336468, 3497910, 3614507, 4170585, 5560780, 6995820, 7229014, 8341170, 10843521, 14458028, 16682340, 18072535, 21687042, 36145070, 43374084, 54217605, 72290140, 108435210, 216870420]

約数ペア:

[(1, 216870420), (2, 108435210), (3, 72290140), (4, 54217605), (5, 43374084), (6, 36145070), (10, 21687042), (12, 18072535), (13, 16682340), (15, 14458028), (20, 10843521), (26, 8341170), (30, 7229014), (31, 6995820), (39, 5560780), (52, 4170585), (60, 3614507), (62, 3497910), (65, 3336468), (78, 2780390), (93, 2331940), (124, 1748955), (130, 1668234), (155, 1399164), (156, 1390195), (186, 1165970), (195, 1112156), (260, 834117), (310, 699582), (372, 582985), (390, 556078), (403, 538140), (465, 466388), (620, 349791), (780, 278039), (806, 269070), (930, 233194), (1209, 179380), (1612, 134535), (1860, 116597), (2015, 107628), (2418, 89690), (4030, 53814), (4836, 44845), (6045, 35876), (8060, 26907), (8969, 24180), (12090, 17938)]