87452820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:335

約数の個数: 288

約数和(自身を含む): 344897280

約数和(自身を除く): 257444460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 35, 36, 38, 39, 42, 45, 52, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 105, 114, 117, 126, 130, 133, 140, 156, 171, 180, 182, 190, 195, 210, 228, 234, 247, 252, 260, 266, 273, 281, 285, 315, 342, 364, 380, 390, 399, 420, 455, 468, 494, 532, 546, 562, 570, 585, 630, 665, 684, 741, 780, 798, 819, 843, 855, 910, 988, 1092, 1124, 1140, 1170, 1197, 1235, 1260, 1330, 1365, 1405, 1482, 1596, 1638, 1686, 1710, 1729, 1820, 1967, 1995, 2223, 2340, 2394, 2470, 2529, 2660, 2730, 2810, 2964, 3276, 3372, 3420, 3458, 3653, 3705, 3934, 3990, 4095, 4215, 4446, 4788, 4940, 5058, 5187, 5339, 5460, 5620, 5901, 5985, 6916, 7306, 7410, 7868, 7980, 8190, 8430, 8645, 8892, 9835, 10116, 10374, 10678, 10959, 11115, 11802, 11970, 12645, 14612, 14820, 15561, 16017, 16380, 16860, 17290, 17703, 18265, 19670, 20748, 21356, 21918, 22230, 23604, 23940, 25290, 25571, 25935, 26695, 29505, 31122, 32034, 32877, 34580, 35406, 36530, 37373, 39340, 43836, 44460, 48051, 50580, 51142, 51870, 53390, 54795, 59010, 62244, 64068, 65754, 69407, 70812, 73060, 74746, 76713, 77805, 80085, 88515, 96102, 102284, 103740, 106780, 109590, 112119, 118020, 127855, 131508, 138814, 149492, 153426, 155610, 160170, 164385, 177030, 186865, 192204, 208221, 219180, 224238, 230139, 240255, 255710, 277628, 306852, 311220, 320340, 328770, 336357, 347035, 354060, 373730, 383565, 416442, 448476, 460278, 480510, 485849, 511420, 560595, 624663, 657540, 672714, 694070, 747460, 767130, 832884, 920556, 961020, 971698, 1041105, 1121190, 1150695, 1249326, 1345428, 1388140, 1457547, 1534260, 1681785, 1943396, 2082210, 2242380, 2301390, 2429245, 2498652, 2915094, 3123315, 3363570, 4164420, 4372641, 4602780, 4858490, 5830188, 6246630, 6727140, 7287735, 8745282, 9716980, 12493260, 14575470, 17490564, 21863205, 29150940, 43726410, 87452820]

約数ペア:

[(1, 87452820), (2, 43726410), (3, 29150940), (4, 21863205), (5, 17490564), (6, 14575470), (7, 12493260), (9, 9716980), (10, 8745282), (12, 7287735), (13, 6727140), (14, 6246630), (15, 5830188), (18, 4858490), (19, 4602780), (20, 4372641), (21, 4164420), (26, 3363570), (28, 3123315), (30, 2915094), (35, 2498652), (36, 2429245), (38, 2301390), (39, 2242380), (42, 2082210), (45, 1943396), (52, 1681785), (57, 1534260), (60, 1457547), (63, 1388140), (65, 1345428), (70, 1249326), (76, 1150695), (78, 1121190), (84, 1041105), (90, 971698), (91, 961020), (95, 920556), (105, 832884), (114, 767130), (117, 747460), (126, 694070), (130, 672714), (133, 657540), (140, 624663), (156, 560595), (171, 511420), (180, 485849), (182, 480510), (190, 460278), (195, 448476), (210, 416442), (228, 383565), (234, 373730), (247, 354060), (252, 347035), (260, 336357), (266, 328770), (273, 320340), (281, 311220), (285, 306852), (315, 277628), (342, 255710), (364, 240255), (380, 230139), (390, 224238), (399, 219180), (420, 208221), (455, 192204), (468, 186865), (494, 177030), (532, 164385), (546, 160170), (562, 155610), (570, 153426), (585, 149492), (630, 138814), (665, 131508), (684, 127855), (741, 118020), (780, 112119), (798, 109590), (819, 106780), (843, 103740), (855, 102284), (910, 96102), (988, 88515), (1092, 80085), (1124, 77805), (1140, 76713), (1170, 74746), (1197, 73060), (1235, 70812), (1260, 69407), (1330, 65754), (1365, 64068), (1405, 62244), (1482, 59010), (1596, 54795), (1638, 53390), (1686, 51870), (1710, 51142), (1729, 50580), (1820, 48051), (1967, 44460), (1995, 43836), (2223, 39340), (2340, 37373), (2394, 36530), (2470, 35406), (2529, 34580), (2660, 32877), (2730, 32034), (2810, 31122), (2964, 29505), (3276, 26695), (3372, 25935), (3420, 25571), (3458, 25290), (3653, 23940), (3705, 23604), (3934, 22230), (3990, 21918), (4095, 21356), (4215, 20748), (4446, 19670), (4788, 18265), (4940, 17703), (5058, 17290), (5187, 16860), (5339, 16380), (5460, 16017), (5620, 15561), (5901, 14820), (5985, 14612), (6916, 12645), (7306, 11970), (7410, 11802), (7868, 11115), (7980, 10959), (8190, 10678), (8430, 10374), (8645, 10116), (8892, 9835)]