520220190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{541}}^1$

素因数の和:818

約数の個数: 128

約数和(自身を含む): 1511009280

約数和(自身を除く): 990789090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 241, 266, 285, 399, 482, 541, 570, 665, 723, 798, 1082, 1205, 1330, 1446, 1623, 1687, 1995, 2410, 2705, 3246, 3374, 3615, 3787, 3990, 4579, 5061, 5410, 7230, 7574, 8115, 8435, 9158, 10122, 10279, 11361, 13737, 16230, 16870, 18935, 20558, 22722, 22895, 25305, 27474, 30837, 32053, 37870, 45790, 50610, 51395, 56805, 61674, 64106, 68685, 71953, 96159, 102790, 113610, 130381, 137370, 143906, 154185, 160265, 192318, 215859, 260762, 308370, 320530, 359765, 391143, 431718, 480795, 651905, 719530, 782286, 912667, 961590, 1079295, 1303810, 1825334, 1955715, 2158590, 2477239, 2738001, 3911430, 4563335, 4954478, 5476002, 7431717, 9126670, 12386195, 13690005, 14863434, 17340673, 24772390, 27380010, 34681346, 37158585, 52022019, 74317170, 86703365, 104044038, 173406730, 260110095, 520220190]

約数ペア:

[(1, 520220190), (2, 260110095), (3, 173406730), (5, 104044038), (6, 86703365), (7, 74317170), (10, 52022019), (14, 37158585), (15, 34681346), (19, 27380010), (21, 24772390), (30, 17340673), (35, 14863434), (38, 13690005), (42, 12386195), (57, 9126670), (70, 7431717), (95, 5476002), (105, 4954478), (114, 4563335), (133, 3911430), (190, 2738001), (210, 2477239), (241, 2158590), (266, 1955715), (285, 1825334), (399, 1303810), (482, 1079295), (541, 961590), (570, 912667), (665, 782286), (723, 719530), (798, 651905), (1082, 480795), (1205, 431718), (1330, 391143), (1446, 359765), (1623, 320530), (1687, 308370), (1995, 260762), (2410, 215859), (2705, 192318), (3246, 160265), (3374, 154185), (3615, 143906), (3787, 137370), (3990, 130381), (4579, 113610), (5061, 102790), (5410, 96159), (7230, 71953), (7574, 68685), (8115, 64106), (8435, 61674), (9158, 56805), (10122, 51395), (10279, 50610), (11361, 45790), (13737, 37870), (16230, 32053), (16870, 30837), (18935, 27474), (20558, 25305), (22722, 22895)]