15203740040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{29531}}^1$

素因数の和:29814

約数の個数: 64

約数和(自身を含む): 34935174720

約数和(自身を除く): 19731434680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 211, 244, 305, 422, 488, 610, 844, 1055, 1220, 1688, 2110, 2440, 4220, 8440, 12871, 25742, 29531, 51484, 59062, 64355, 102968, 118124, 128710, 147655, 236248, 257420, 295310, 514840, 590620, 1181240, 1801391, 3602782, 6231041, 7205564, 9006955, 12462082, 14411128, 18013910, 24924164, 31155205, 36027820, 49848328, 62310410, 72055640, 124620820, 249241640, 380093501, 760187002, 1520374004, 1900467505, 3040748008, 3800935010, 7601870020, 15203740040]

約数ペア:

[(1, 15203740040), (2, 7601870020), (4, 3800935010), (5, 3040748008), (8, 1900467505), (10, 1520374004), (20, 760187002), (40, 380093501), (61, 249241640), (122, 124620820), (211, 72055640), (244, 62310410), (305, 49848328), (422, 36027820), (488, 31155205), (610, 24924164), (844, 18013910), (1055, 14411128), (1220, 12462082), (1688, 9006955), (2110, 7205564), (2440, 6231041), (4220, 3602782), (8440, 1801391), (12871, 1181240), (25742, 590620), (29531, 514840), (51484, 295310), (59062, 257420), (64355, 236248), (102968, 147655), (118124, 128710)]