254391228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:177

約数の個数: 288

約数和(自身を含む): 859389440

約数和(自身を除く): 604998212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 19, 21, 26, 28, 36, 38, 39, 42, 52, 57, 61, 63, 67, 76, 78, 84, 91, 114, 117, 122, 126, 133, 134, 156, 171, 182, 183, 201, 228, 234, 244, 247, 252, 266, 268, 273, 342, 364, 366, 399, 402, 427, 468, 469, 494, 532, 546, 549, 603, 684, 732, 741, 793, 798, 804, 819, 854, 871, 938, 988, 1092, 1098, 1159, 1197, 1206, 1273, 1281, 1407, 1482, 1586, 1596, 1638, 1708, 1729, 1742, 1876, 2196, 2223, 2318, 2379, 2394, 2412, 2546, 2562, 2613, 2814, 2964, 3172, 3276, 3458, 3477, 3484, 3819, 3843, 4087, 4221, 4446, 4636, 4758, 4788, 5092, 5124, 5187, 5226, 5551, 5628, 6097, 6916, 6954, 7137, 7638, 7686, 7839, 8113, 8174, 8442, 8892, 8911, 9516, 10374, 10431, 10452, 11102, 11457, 12194, 12261, 13908, 14274, 15067, 15276, 15372, 15561, 15678, 16226, 16348, 16549, 16653, 16884, 17822, 18291, 20748, 20862, 22204, 22914, 24339, 24388, 24522, 26733, 28548, 28609, 30134, 31122, 31356, 32452, 33098, 33306, 35644, 36582, 36783, 41724, 45201, 45828, 48678, 49044, 49647, 49959, 53131, 53466, 54873, 57218, 60268, 62244, 66196, 66612, 73017, 73164, 73566, 77653, 80199, 85827, 90402, 97356, 99294, 99918, 105469, 106262, 106932, 109746, 114436, 115843, 135603, 146034, 147132, 148941, 155306, 159393, 160398, 171654, 180804, 198588, 199836, 210938, 212524, 219492, 231686, 232959, 257481, 271206, 292068, 297882, 310612, 316407, 318786, 320796, 343308, 347529, 371917, 421876, 463372, 465918, 478179, 514962, 542412, 543571, 595764, 632814, 637572, 695058, 698877, 743834, 931836, 949221, 956358, 1009489, 1029924, 1042587, 1087142, 1115751, 1265628, 1390116, 1397754, 1487668, 1630713, 1898442, 1912716, 2018978, 2085174, 2174284, 2231502, 2795508, 3028467, 3261426, 3347253, 3796884, 4037956, 4170348, 4463004, 4892139, 6056934, 6522852, 6694506, 7066423, 9085401, 9784278, 12113868, 13389012, 14132846, 18170802, 19568556, 21199269, 28265692, 36341604, 42398538, 63597807, 84797076, 127195614, 254391228]

約数ペア:

[(1, 254391228), (2, 127195614), (3, 84797076), (4, 63597807), (6, 42398538), (7, 36341604), (9, 28265692), (12, 21199269), (13, 19568556), (14, 18170802), (18, 14132846), (19, 13389012), (21, 12113868), (26, 9784278), (28, 9085401), (36, 7066423), (38, 6694506), (39, 6522852), (42, 6056934), (52, 4892139), (57, 4463004), (61, 4170348), (63, 4037956), (67, 3796884), (76, 3347253), (78, 3261426), (84, 3028467), (91, 2795508), (114, 2231502), (117, 2174284), (122, 2085174), (126, 2018978), (133, 1912716), (134, 1898442), (156, 1630713), (171, 1487668), (182, 1397754), (183, 1390116), (201, 1265628), (228, 1115751), (234, 1087142), (244, 1042587), (247, 1029924), (252, 1009489), (266, 956358), (268, 949221), (273, 931836), (342, 743834), (364, 698877), (366, 695058), (399, 637572), (402, 632814), (427, 595764), (468, 543571), (469, 542412), (494, 514962), (532, 478179), (546, 465918), (549, 463372), (603, 421876), (684, 371917), (732, 347529), (741, 343308), (793, 320796), (798, 318786), (804, 316407), (819, 310612), (854, 297882), (871, 292068), (938, 271206), (988, 257481), (1092, 232959), (1098, 231686), (1159, 219492), (1197, 212524), (1206, 210938), (1273, 199836), (1281, 198588), (1407, 180804), (1482, 171654), (1586, 160398), (1596, 159393), (1638, 155306), (1708, 148941), (1729, 147132), (1742, 146034), (1876, 135603), (2196, 115843), (2223, 114436), (2318, 109746), (2379, 106932), (2394, 106262), (2412, 105469), (2546, 99918), (2562, 99294), (2613, 97356), (2814, 90402), (2964, 85827), (3172, 80199), (3276, 77653), (3458, 73566), (3477, 73164), (3484, 73017), (3819, 66612), (3843, 66196), (4087, 62244), (4221, 60268), (4446, 57218), (4636, 54873), (4758, 53466), (4788, 53131), (5092, 49959), (5124, 49647), (5187, 49044), (5226, 48678), (5551, 45828), (5628, 45201), (6097, 41724), (6916, 36783), (6954, 36582), (7137, 35644), (7638, 33306), (7686, 33098), (7839, 32452), (8113, 31356), (8174, 31122), (8442, 30134), (8892, 28609), (8911, 28548), (9516, 26733), (10374, 24522), (10431, 24388), (10452, 24339), (11102, 22914), (11457, 22204), (12194, 20862), (12261, 20748), (13908, 18291), (14274, 17822), (15067, 16884), (15276, 16653), (15372, 16549), (15561, 16348), (15678, 16226)]