79511940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7487}}^1$

素因数の和:7561

約数の個数: 72

約数和(自身を含む): 245306880

約数和(自身を除く): 165794940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 7487, 10620, 14974, 22461, 29948, 37435, 44922, 67383, 74870, 89844, 112305, 134766, 149740, 224610, 269532, 336915, 441733, 449220, 673830, 883466, 1325199, 1347660, 1766932, 2208665, 2650398, 3975597, 4417330, 5300796, 6625995, 7951194, 8834660, 13251990, 15902388, 19877985, 26503980, 39755970, 79511940]

約数ペア:

[(1, 79511940), (2, 39755970), (3, 26503980), (4, 19877985), (5, 15902388), (6, 13251990), (9, 8834660), (10, 7951194), (12, 6625995), (15, 5300796), (18, 4417330), (20, 3975597), (30, 2650398), (36, 2208665), (45, 1766932), (59, 1347660), (60, 1325199), (90, 883466), (118, 673830), (177, 449220), (180, 441733), (236, 336915), (295, 269532), (354, 224610), (531, 149740), (590, 134766), (708, 112305), (885, 89844), (1062, 74870), (1180, 67383), (1770, 44922), (2124, 37435), (2655, 29948), (3540, 22461), (5310, 14974), (7487, 10620)]