1540213740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{658211}}^1$

素因数の和:658239

約数の個数: 72

約数和(自身を含む): 5031372528

約数和(自身を除く): 3491158788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 658211, 1316422, 1974633, 2632844, 3291055, 3949266, 5923899, 6582110, 7898532, 8556743, 9873165, 11847798, 13164220, 17113486, 19746330, 23695596, 25670229, 29619495, 34226972, 39492660, 42783715, 51340458, 59238990, 77010687, 85567430, 102680916, 118477980, 128351145, 154021374, 171134860, 256702290, 308042748, 385053435, 513404580, 770106870, 1540213740]

約数ペア:

[(1, 1540213740), (2, 770106870), (3, 513404580), (4, 385053435), (5, 308042748), (6, 256702290), (9, 171134860), (10, 154021374), (12, 128351145), (13, 118477980), (15, 102680916), (18, 85567430), (20, 77010687), (26, 59238990), (30, 51340458), (36, 42783715), (39, 39492660), (45, 34226972), (52, 29619495), (60, 25670229), (65, 23695596), (78, 19746330), (90, 17113486), (117, 13164220), (130, 11847798), (156, 9873165), (180, 8556743), (195, 7898532), (234, 6582110), (260, 5923899), (390, 3949266), (468, 3291055), (585, 2632844), (780, 1974633), (1170, 1316422), (2340, 658211)]