214262620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3943}}^1$

素因数の和:3995

約数の個数: 96

約数和(自身を含む): 556577280

約数和(自身を除く): 342314660

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 143, 190, 209, 220, 247, 260, 286, 380, 418, 494, 572, 715, 836, 988, 1045, 1235, 1430, 2090, 2470, 2717, 2860, 3943, 4180, 4940, 5434, 7886, 10868, 13585, 15772, 19715, 27170, 39430, 43373, 51259, 54340, 74917, 78860, 86746, 102518, 149834, 173492, 205036, 216865, 256295, 299668, 374585, 433730, 512590, 563849, 749170, 824087, 867460, 973921, 1025180, 1127698, 1498340, 1648174, 1947842, 2255396, 2819245, 3296348, 3895684, 4120435, 4869605, 5638490, 8240870, 9739210, 10713131, 11276980, 16481740, 19478420, 21426262, 42852524, 53565655, 107131310, 214262620]

約数ペア:

[(1, 214262620), (2, 107131310), (4, 53565655), (5, 42852524), (10, 21426262), (11, 19478420), (13, 16481740), (19, 11276980), (20, 10713131), (22, 9739210), (26, 8240870), (38, 5638490), (44, 4869605), (52, 4120435), (55, 3895684), (65, 3296348), (76, 2819245), (95, 2255396), (110, 1947842), (130, 1648174), (143, 1498340), (190, 1127698), (209, 1025180), (220, 973921), (247, 867460), (260, 824087), (286, 749170), (380, 563849), (418, 512590), (494, 433730), (572, 374585), (715, 299668), (836, 256295), (988, 216865), (1045, 205036), (1235, 173492), (1430, 149834), (2090, 102518), (2470, 86746), (2717, 78860), (2860, 74917), (3943, 54340), (4180, 51259), (4940, 43373), (5434, 39430), (7886, 27170), (10868, 19715), (13585, 15772)]