16508745498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2240

約数の個数: 128

約数和(自身を含む): 40550400000

約数和(自身を除く): 24041654502

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 79, 114, 131, 133, 158, 237, 262, 266, 393, 399, 474, 553, 786, 798, 917, 1106, 1501, 1659, 1834, 1999, 2489, 2751, 3002, 3318, 3998, 4503, 4978, 5502, 5997, 7467, 9006, 10349, 10507, 11994, 13993, 14934, 17423, 20698, 21014, 27986, 31047, 31521, 34846, 37981, 41979, 52269, 62094, 63042, 72443, 75962, 83958, 104538, 113943, 144886, 157921, 196631, 217329, 227886, 261869, 265867, 315842, 393262, 434658, 473763, 523738, 531734, 589893, 785607, 797601, 947526, 1105447, 1179786, 1376417, 1571214, 1595202, 1833083, 2210894, 2752834, 3000499, 3316341, 3666166, 4129251, 4975511, 5499249, 6000998, 6632682, 8258502, 9001497, 9951022, 10998498, 14926533, 18002994, 20687651, 21003493, 29853066, 34828577, 41375302, 42006986, 62062953, 63010479, 69657154, 104485731, 124125906, 126020958, 144813557, 208971462, 289627114, 393065369, 434440671, 786130738, 868881342, 1179196107, 2358392214, 2751457583, 5502915166, 8254372749, 16508745498]

約数ペア:

[(1, 16508745498), (2, 8254372749), (3, 5502915166), (6, 2751457583), (7, 2358392214), (14, 1179196107), (19, 868881342), (21, 786130738), (38, 434440671), (42, 393065369), (57, 289627114), (79, 208971462), (114, 144813557), (131, 126020958), (133, 124125906), (158, 104485731), (237, 69657154), (262, 63010479), (266, 62062953), (393, 42006986), (399, 41375302), (474, 34828577), (553, 29853066), (786, 21003493), (798, 20687651), (917, 18002994), (1106, 14926533), (1501, 10998498), (1659, 9951022), (1834, 9001497), (1999, 8258502), (2489, 6632682), (2751, 6000998), (3002, 5499249), (3318, 4975511), (3998, 4129251), (4503, 3666166), (4978, 3316341), (5502, 3000499), (5997, 2752834), (7467, 2210894), (9006, 1833083), (10349, 1595202), (10507, 1571214), (11994, 1376417), (13993, 1179786), (14934, 1105447), (17423, 947526), (20698, 797601), (21014, 785607), (27986, 589893), (31047, 531734), (31521, 523738), (34846, 473763), (37981, 434658), (41979, 393262), (52269, 315842), (62094, 265867), (63042, 261869), (72443, 227886), (75962, 217329), (83958, 196631), (104538, 157921), (113943, 144886)]