256972716

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2377}}^1$

素因数の和:2421

約数の個数: 192

約数和(自身を含む): 894888960

約数和(自身を除く): 637916244

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 13, 14, 18, 21, 22, 26, 27, 28, 33, 36, 39, 42, 44, 52, 54, 63, 66, 77, 78, 84, 91, 99, 108, 117, 126, 132, 143, 154, 156, 182, 189, 198, 231, 234, 252, 273, 286, 297, 308, 351, 364, 378, 396, 429, 462, 468, 546, 572, 594, 693, 702, 756, 819, 858, 924, 1001, 1092, 1188, 1287, 1386, 1404, 1638, 1716, 2002, 2079, 2377, 2457, 2574, 2772, 3003, 3276, 3861, 4004, 4158, 4754, 4914, 5148, 6006, 7131, 7722, 8316, 9009, 9508, 9828, 12012, 14262, 15444, 16639, 18018, 21393, 26147, 27027, 28524, 30901, 33278, 36036, 42786, 49917, 52294, 54054, 61802, 64179, 66556, 78441, 85572, 92703, 99834, 104588, 108108, 123604, 128358, 149751, 156882, 183029, 185406, 199668, 216307, 235323, 256716, 278109, 299502, 313764, 339911, 366058, 370812, 432614, 449253, 470646, 549087, 556218, 599004, 648921, 679822, 705969, 732116, 834327, 865228, 898506, 941292, 1019733, 1098174, 1112436, 1297842, 1359644, 1411938, 1647261, 1668654, 1797012, 1946763, 2039466, 2196348, 2379377, 2595684, 2823876, 3059199, 3294522, 3337308, 3893526, 4078932, 4758754, 4941783, 5840289, 6118398, 6589044, 7138131, 7787052, 9177597, 9517508, 9883566, 11680578, 12236796, 14276262, 18355194, 19767132, 21414393, 23361156, 28552524, 36710388, 42828786, 64243179, 85657572, 128486358, 256972716]

約数ペア:

[(1, 256972716), (2, 128486358), (3, 85657572), (4, 64243179), (6, 42828786), (7, 36710388), (9, 28552524), (11, 23361156), (12, 21414393), (13, 19767132), (14, 18355194), (18, 14276262), (21, 12236796), (22, 11680578), (26, 9883566), (27, 9517508), (28, 9177597), (33, 7787052), (36, 7138131), (39, 6589044), (42, 6118398), (44, 5840289), (52, 4941783), (54, 4758754), (63, 4078932), (66, 3893526), (77, 3337308), (78, 3294522), (84, 3059199), (91, 2823876), (99, 2595684), (108, 2379377), (117, 2196348), (126, 2039466), (132, 1946763), (143, 1797012), (154, 1668654), (156, 1647261), (182, 1411938), (189, 1359644), (198, 1297842), (231, 1112436), (234, 1098174), (252, 1019733), (273, 941292), (286, 898506), (297, 865228), (308, 834327), (351, 732116), (364, 705969), (378, 679822), (396, 648921), (429, 599004), (462, 556218), (468, 549087), (546, 470646), (572, 449253), (594, 432614), (693, 370812), (702, 366058), (756, 339911), (819, 313764), (858, 299502), (924, 278109), (1001, 256716), (1092, 235323), (1188, 216307), (1287, 199668), (1386, 185406), (1404, 183029), (1638, 156882), (1716, 149751), (2002, 128358), (2079, 123604), (2377, 108108), (2457, 104588), (2574, 99834), (2772, 92703), (3003, 85572), (3276, 78441), (3861, 66556), (4004, 64179), (4158, 61802), (4754, 54054), (4914, 52294), (5148, 49917), (6006, 42786), (7131, 36036), (7722, 33278), (8316, 30901), (9009, 28524), (9508, 27027), (9828, 26147), (12012, 21393), (14262, 18018), (15444, 16639)]