40007970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 111870720

約数和(自身を除く): 71862750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 79, 85, 90, 102, 153, 158, 170, 237, 255, 306, 331, 395, 474, 510, 662, 711, 765, 790, 993, 1185, 1343, 1422, 1530, 1655, 1986, 2370, 2686, 2979, 3310, 3555, 4029, 4965, 5627, 5958, 6715, 7110, 8058, 9930, 11254, 12087, 13430, 14895, 16881, 20145, 24174, 26149, 28135, 29790, 33762, 40290, 50643, 52298, 56270, 60435, 78447, 84405, 101286, 120870, 130745, 156894, 168810, 235341, 253215, 261490, 392235, 444533, 470682, 506430, 784470, 889066, 1176705, 1333599, 2222665, 2353410, 2667198, 4000797, 4445330, 6667995, 8001594, 13335990, 20003985, 40007970]

約数ペア:

[(1, 40007970), (2, 20003985), (3, 13335990), (5, 8001594), (6, 6667995), (9, 4445330), (10, 4000797), (15, 2667198), (17, 2353410), (18, 2222665), (30, 1333599), (34, 1176705), (45, 889066), (51, 784470), (79, 506430), (85, 470682), (90, 444533), (102, 392235), (153, 261490), (158, 253215), (170, 235341), (237, 168810), (255, 156894), (306, 130745), (331, 120870), (395, 101286), (474, 84405), (510, 78447), (662, 60435), (711, 56270), (765, 52298), (790, 50643), (993, 40290), (1185, 33762), (1343, 29790), (1422, 28135), (1530, 26149), (1655, 24174), (1986, 20145), (2370, 16881), (2686, 14895), (2979, 13430), (3310, 12087), (3555, 11254), (4029, 9930), (4965, 8058), (5627, 7110), (5958, 6715)]