1566205240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:709

約数の個数: 128

約数和(自身を含む): 3919104000

約数和(自身を除く): 2352898760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 239, 340, 391, 419, 460, 478, 680, 782, 838, 920, 956, 1195, 1564, 1676, 1912, 1955, 2095, 2390, 3128, 3352, 3910, 4063, 4190, 4780, 5497, 7123, 7820, 8126, 8380, 9560, 9637, 10994, 14246, 15640, 16252, 16760, 19274, 20315, 21988, 27485, 28492, 32504, 35615, 38548, 40630, 43976, 48185, 54970, 56984, 71230, 77096, 81260, 93449, 96370, 100141, 109940, 142460, 162520, 163829, 186898, 192740, 200282, 219880, 284920, 327658, 373796, 385480, 400564, 467245, 500705, 655316, 747592, 801128, 819145, 934490, 1001410, 1310632, 1638290, 1702397, 1868980, 2002820, 2303243, 3276580, 3404794, 3737960, 4005640, 4606486, 6553160, 6809588, 8511985, 9212972, 11516215, 13619176, 17023970, 18425944, 23032430, 34047940, 39155131, 46064860, 68095880, 78310262, 92129720, 156620524, 195775655, 313241048, 391551310, 783102620, 1566205240]

約数ペア:

[(1, 1566205240), (2, 783102620), (4, 391551310), (5, 313241048), (8, 195775655), (10, 156620524), (17, 92129720), (20, 78310262), (23, 68095880), (34, 46064860), (40, 39155131), (46, 34047940), (68, 23032430), (85, 18425944), (92, 17023970), (115, 13619176), (136, 11516215), (170, 9212972), (184, 8511985), (230, 6809588), (239, 6553160), (340, 4606486), (391, 4005640), (419, 3737960), (460, 3404794), (478, 3276580), (680, 2303243), (782, 2002820), (838, 1868980), (920, 1702397), (956, 1638290), (1195, 1310632), (1564, 1001410), (1676, 934490), (1912, 819145), (1955, 801128), (2095, 747592), (2390, 655316), (3128, 500705), (3352, 467245), (3910, 400564), (4063, 385480), (4190, 373796), (4780, 327658), (5497, 284920), (7123, 219880), (7820, 200282), (8126, 192740), (8380, 186898), (9560, 163829), (9637, 162520), (10994, 142460), (14246, 109940), (15640, 100141), (16252, 96370), (16760, 93449), (19274, 81260), (20315, 77096), (21988, 71230), (27485, 56984), (28492, 54970), (32504, 48185), (35615, 43976), (38548, 40630)]