397339980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4931}}^1$

素因数の和:5039

約数の個数: 96

約数和(自身を含む): 1193149440

約数和(自身を除く): 795809460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 79, 85, 102, 158, 170, 204, 237, 255, 316, 340, 395, 474, 510, 790, 948, 1020, 1185, 1343, 1580, 2370, 2686, 4029, 4740, 4931, 5372, 6715, 8058, 9862, 13430, 14793, 16116, 19724, 20145, 24655, 26860, 29586, 40290, 49310, 59172, 73965, 80580, 83827, 98620, 147930, 167654, 251481, 295860, 335308, 389549, 419135, 502962, 779098, 838270, 1005924, 1168647, 1257405, 1558196, 1676540, 1947745, 2337294, 2514810, 3895490, 4674588, 5029620, 5843235, 6622333, 7790980, 11686470, 13244666, 19866999, 23372940, 26489332, 33111665, 39733998, 66223330, 79467996, 99334995, 132446660, 198669990, 397339980]

約数ペア:

[(1, 397339980), (2, 198669990), (3, 132446660), (4, 99334995), (5, 79467996), (6, 66223330), (10, 39733998), (12, 33111665), (15, 26489332), (17, 23372940), (20, 19866999), (30, 13244666), (34, 11686470), (51, 7790980), (60, 6622333), (68, 5843235), (79, 5029620), (85, 4674588), (102, 3895490), (158, 2514810), (170, 2337294), (204, 1947745), (237, 1676540), (255, 1558196), (316, 1257405), (340, 1168647), (395, 1005924), (474, 838270), (510, 779098), (790, 502962), (948, 419135), (1020, 389549), (1185, 335308), (1343, 295860), (1580, 251481), (2370, 167654), (2686, 147930), (4029, 98620), (4740, 83827), (4931, 80580), (5372, 73965), (6715, 59172), (8058, 49310), (9862, 40290), (13430, 29586), (14793, 26860), (16116, 24655), (19724, 20145)]