311967544

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^2\times {\mathrm{73}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 728390880

約数和(自身を除く): 416423336

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 67, 68, 73, 119, 134, 136, 146, 238, 268, 292, 469, 476, 511, 536, 584, 938, 952, 1022, 1139, 1241, 1876, 2044, 2278, 2482, 3752, 4088, 4489, 4556, 4891, 4964, 7973, 8687, 8978, 9112, 9782, 9928, 15946, 17374, 17956, 19564, 31423, 31892, 34237, 34748, 35912, 39128, 62846, 63784, 68474, 69496, 76313, 83147, 125692, 136948, 152626, 166294, 251384, 273896, 305252, 327697, 332588, 534191, 582029, 610504, 655394, 665176, 1068382, 1164058, 1310788, 2136764, 2293879, 2328116, 2621576, 4273528, 4587758, 4656232, 5570849, 9175516, 11141698, 18351032, 22283396, 38995943, 44566792, 77991886, 155983772, 311967544]

約数ペア:

[(1, 311967544), (2, 155983772), (4, 77991886), (7, 44566792), (8, 38995943), (14, 22283396), (17, 18351032), (28, 11141698), (34, 9175516), (56, 5570849), (67, 4656232), (68, 4587758), (73, 4273528), (119, 2621576), (134, 2328116), (136, 2293879), (146, 2136764), (238, 1310788), (268, 1164058), (292, 1068382), (469, 665176), (476, 655394), (511, 610504), (536, 582029), (584, 534191), (938, 332588), (952, 327697), (1022, 305252), (1139, 273896), (1241, 251384), (1876, 166294), (2044, 152626), (2278, 136948), (2482, 125692), (3752, 83147), (4088, 76313), (4489, 69496), (4556, 68474), (4891, 63784), (4964, 62846), (7973, 39128), (8687, 35912), (8978, 34748), (9112, 34237), (9782, 31892), (9928, 31423), (15946, 19564), (17374, 17956)]