631295640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{659}}^1\times {\mathrm{887}}^1$

素因数の和:1566

約数の個数: 128

約数和(自身を含む): 2109888000

約数和(自身を除く): 1478592360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 659, 887, 1080, 1318, 1774, 1977, 2636, 2661, 3295, 3548, 3954, 4435, 5272, 5322, 5931, 6590, 7096, 7908, 7983, 8870, 9885, 10644, 11862, 13180, 13305, 15816, 15966, 17740, 17793, 19770, 21288, 23724, 23949, 26360, 26610, 29655, 31932, 35480, 35586, 39540, 39915, 47448, 47898, 53220, 59310, 63864, 71172, 79080, 79830, 88965, 95796, 106440, 118620, 119745, 142344, 159660, 177930, 191592, 237240, 239490, 319320, 355860, 478980, 584533, 711720, 957960, 1169066, 1753599, 2338132, 2922665, 3507198, 4676264, 5260797, 5845330, 7014396, 8767995, 10521594, 11690660, 14028792, 15782391, 17535990, 21043188, 23381320, 26303985, 31564782, 35071980, 42086376, 52607970, 63129564, 70143960, 78911955, 105215940, 126259128, 157823910, 210431880, 315647820, 631295640]

約数ペア:

[(1, 631295640), (2, 315647820), (3, 210431880), (4, 157823910), (5, 126259128), (6, 105215940), (8, 78911955), (9, 70143960), (10, 63129564), (12, 52607970), (15, 42086376), (18, 35071980), (20, 31564782), (24, 26303985), (27, 23381320), (30, 21043188), (36, 17535990), (40, 15782391), (45, 14028792), (54, 11690660), (60, 10521594), (72, 8767995), (90, 7014396), (108, 5845330), (120, 5260797), (135, 4676264), (180, 3507198), (216, 2922665), (270, 2338132), (360, 1753599), (540, 1169066), (659, 957960), (887, 711720), (1080, 584533), (1318, 478980), (1774, 355860), (1977, 319320), (2636, 239490), (2661, 237240), (3295, 191592), (3548, 177930), (3954, 159660), (4435, 142344), (5272, 119745), (5322, 118620), (5931, 106440), (6590, 95796), (7096, 88965), (7908, 79830), (7983, 79080), (8870, 71172), (9885, 63864), (10644, 59310), (11862, 53220), (13180, 47898), (13305, 47448), (15816, 39915), (15966, 39540), (17740, 35586), (17793, 35480), (19770, 31932), (21288, 29655), (23724, 26610), (23949, 26360)]