306722260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{5591}}^1$

素因数の和:5824

約数の個数: 48

約数和(自身を含む): 697076352

約数和(自身を除く): 390354092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 844, 1055, 2110, 2743, 4220, 5486, 5591, 10972, 11182, 13715, 22364, 27430, 27955, 54860, 55910, 72683, 111820, 145366, 290732, 363415, 726830, 1179701, 1453660, 2359402, 4718804, 5898505, 11797010, 15336113, 23594020, 30672226, 61344452, 76680565, 153361130, 306722260]

約数ペア:

[(1, 306722260), (2, 153361130), (4, 76680565), (5, 61344452), (10, 30672226), (13, 23594020), (20, 15336113), (26, 11797010), (52, 5898505), (65, 4718804), (130, 2359402), (211, 1453660), (260, 1179701), (422, 726830), (844, 363415), (1055, 290732), (2110, 145366), (2743, 111820), (4220, 72683), (5486, 55910), (5591, 54860), (10972, 27955), (11182, 27430), (13715, 22364)]