28752454920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{11939}}^1$

素因数の和:12068

約数の個数: 256

約数和(自身を含む): 102336307200

約数和(自身を除く): 73583852280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 56, 60, 61, 70, 84, 94, 105, 120, 122, 140, 141, 168, 183, 188, 210, 235, 244, 280, 282, 305, 329, 366, 376, 420, 427, 470, 488, 564, 610, 658, 705, 732, 840, 854, 915, 940, 987, 1128, 1220, 1281, 1316, 1410, 1464, 1645, 1708, 1830, 1880, 1974, 2135, 2440, 2562, 2632, 2820, 2867, 3290, 3416, 3660, 3948, 4270, 4935, 5124, 5640, 5734, 6405, 6580, 7320, 7896, 8540, 8601, 9870, 10248, 11468, 11939, 12810, 13160, 14335, 17080, 17202, 19740, 20069, 22936, 23878, 25620, 28670, 34404, 35817, 39480, 40138, 43005, 47756, 51240, 57340, 59695, 60207, 68808, 71634, 80276, 83573, 86010, 95512, 100345, 114680, 119390, 120414, 143268, 160552, 167146, 172020, 179085, 200690, 238780, 240828, 250719, 286536, 301035, 334292, 344040, 358170, 401380, 417865, 477560, 481656, 501438, 561133, 602070, 668584, 716340, 728279, 802760, 835730, 1002876, 1122266, 1204140, 1253595, 1432680, 1456558, 1671460, 1683399, 2005752, 2184837, 2244532, 2408280, 2507190, 2805665, 2913116, 3342920, 3366798, 3641395, 3927931, 4369674, 4489064, 5014380, 5097953, 5611330, 5826232, 6733596, 7282790, 7855862, 8416995, 8739348, 10028760, 10195906, 10924185, 11222660, 11783793, 13467192, 14565580, 15293859, 15711724, 16833990, 17478696, 19639655, 20391812, 21848370, 22445320, 23567586, 25489765, 29131160, 30587718, 31423448, 33667980, 34229113, 39279310, 40783624, 43696740, 47135172, 50979530, 58918965, 61175436, 67335960, 68458226, 76469295, 78558620, 87393480, 94270344, 101959060, 102687339, 117837930, 122350872, 136916452, 152938590, 157117240, 171145565, 203918120, 205374678, 235675860, 239603791, 273832904, 305877180, 342291130, 410749356, 471351720, 479207582, 513436695, 611754360, 684582260, 718811373, 821498712, 958415164, 1026873390, 1198018955, 1369164520, 1437622746, 1916830328, 2053746780, 2396037910, 2875245492, 3594056865, 4107493560, 4792075820, 5750490984, 7188113730, 9584151640, 14376227460, 28752454920]

約数ペア:

[(1, 28752454920), (2, 14376227460), (3, 9584151640), (4, 7188113730), (5, 5750490984), (6, 4792075820), (7, 4107493560), (8, 3594056865), (10, 2875245492), (12, 2396037910), (14, 2053746780), (15, 1916830328), (20, 1437622746), (21, 1369164520), (24, 1198018955), (28, 1026873390), (30, 958415164), (35, 821498712), (40, 718811373), (42, 684582260), (47, 611754360), (56, 513436695), (60, 479207582), (61, 471351720), (70, 410749356), (84, 342291130), (94, 305877180), (105, 273832904), (120, 239603791), (122, 235675860), (140, 205374678), (141, 203918120), (168, 171145565), (183, 157117240), (188, 152938590), (210, 136916452), (235, 122350872), (244, 117837930), (280, 102687339), (282, 101959060), (305, 94270344), (329, 87393480), (366, 78558620), (376, 76469295), (420, 68458226), (427, 67335960), (470, 61175436), (488, 58918965), (564, 50979530), (610, 47135172), (658, 43696740), (705, 40783624), (732, 39279310), (840, 34229113), (854, 33667980), (915, 31423448), (940, 30587718), (987, 29131160), (1128, 25489765), (1220, 23567586), (1281, 22445320), (1316, 21848370), (1410, 20391812), (1464, 19639655), (1645, 17478696), (1708, 16833990), (1830, 15711724), (1880, 15293859), (1974, 14565580), (2135, 13467192), (2440, 11783793), (2562, 11222660), (2632, 10924185), (2820, 10195906), (2867, 10028760), (3290, 8739348), (3416, 8416995), (3660, 7855862), (3948, 7282790), (4270, 6733596), (4935, 5826232), (5124, 5611330), (5640, 5097953), (5734, 5014380), (6405, 4489064), (6580, 4369674), (7320, 3927931), (7896, 3641395), (8540, 3366798), (8601, 3342920), (9870, 2913116), (10248, 2805665), (11468, 2507190), (11939, 2408280), (12810, 2244532), (13160, 2184837), (14335, 2005752), (17080, 1683399), (17202, 1671460), (19740, 1456558), (20069, 1432680), (22936, 1253595), (23878, 1204140), (25620, 1122266), (28670, 1002876), (34404, 835730), (35817, 802760), (39480, 728279), (40138, 716340), (43005, 668584), (47756, 602070), (51240, 561133), (57340, 501438), (59695, 481656), (60207, 477560), (68808, 417865), (71634, 401380), (80276, 358170), (83573, 344040), (86010, 334292), (95512, 301035), (100345, 286536), (114680, 250719), (119390, 240828), (120414, 238780), (143268, 200690), (160552, 179085), (167146, 172020)]