136435540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 322237440

約数和(自身を除く): 185801900

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 73, 85, 92, 115, 146, 170, 230, 239, 292, 340, 365, 391, 460, 478, 730, 782, 956, 1195, 1241, 1460, 1564, 1679, 1955, 2390, 2482, 3358, 3910, 4063, 4780, 4964, 5497, 6205, 6716, 7820, 8126, 8395, 10994, 12410, 16252, 16790, 17447, 20315, 21988, 24820, 27485, 28543, 33580, 34894, 40630, 54970, 57086, 69788, 81260, 87235, 93449, 109940, 114172, 142715, 174470, 186898, 285430, 296599, 348940, 373796, 401281, 467245, 570860, 593198, 802562, 934490, 1186396, 1482995, 1605124, 1868980, 2006405, 2965990, 4012810, 5931980, 6821777, 8025620, 13643554, 27287108, 34108885, 68217770, 136435540]

約数ペア:

[(1, 136435540), (2, 68217770), (4, 34108885), (5, 27287108), (10, 13643554), (17, 8025620), (20, 6821777), (23, 5931980), (34, 4012810), (46, 2965990), (68, 2006405), (73, 1868980), (85, 1605124), (92, 1482995), (115, 1186396), (146, 934490), (170, 802562), (230, 593198), (239, 570860), (292, 467245), (340, 401281), (365, 373796), (391, 348940), (460, 296599), (478, 285430), (730, 186898), (782, 174470), (956, 142715), (1195, 114172), (1241, 109940), (1460, 93449), (1564, 87235), (1679, 81260), (1955, 69788), (2390, 57086), (2482, 54970), (3358, 40630), (3910, 34894), (4063, 33580), (4780, 28543), (4964, 27485), (5497, 24820), (6205, 21988), (6716, 20315), (7820, 17447), (8126, 16790), (8395, 16252), (10994, 12410)]