157260740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1217}}^1$

素因数の和:1317

約数の個数: 96

約数和(自身を含む): 412521984

約数和(自身を除く): 255261244

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 71, 91, 130, 140, 142, 182, 260, 284, 355, 364, 455, 497, 710, 910, 923, 994, 1217, 1420, 1820, 1846, 1988, 2434, 2485, 3692, 4615, 4868, 4970, 6085, 6461, 8519, 9230, 9940, 12170, 12922, 15821, 17038, 18460, 24340, 25844, 31642, 32305, 34076, 42595, 63284, 64610, 79105, 85190, 86407, 110747, 129220, 158210, 170380, 172814, 221494, 316420, 345628, 432035, 442988, 553735, 604849, 864070, 1107470, 1123291, 1209698, 1728140, 2214940, 2246582, 2419396, 3024245, 4493164, 5616455, 6048490, 7863037, 11232910, 12096980, 15726074, 22465820, 31452148, 39315185, 78630370, 157260740]

約数ペア:

[(1, 157260740), (2, 78630370), (4, 39315185), (5, 31452148), (7, 22465820), (10, 15726074), (13, 12096980), (14, 11232910), (20, 7863037), (26, 6048490), (28, 5616455), (35, 4493164), (52, 3024245), (65, 2419396), (70, 2246582), (71, 2214940), (91, 1728140), (130, 1209698), (140, 1123291), (142, 1107470), (182, 864070), (260, 604849), (284, 553735), (355, 442988), (364, 432035), (455, 345628), (497, 316420), (710, 221494), (910, 172814), (923, 170380), (994, 158210), (1217, 129220), (1420, 110747), (1820, 86407), (1846, 85190), (1988, 79105), (2434, 64610), (2485, 63284), (3692, 42595), (4615, 34076), (4868, 32305), (4970, 31642), (6085, 25844), (6461, 24340), (8519, 18460), (9230, 17038), (9940, 15821), (12170, 12922)]