30281160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:140

約数の個数: 256

約数和(自身を含む): 116121600

約数和(自身を除く): 85840440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 47, 52, 56, 59, 60, 65, 70, 78, 84, 91, 94, 104, 105, 118, 120, 130, 140, 141, 156, 168, 177, 182, 188, 195, 210, 235, 236, 260, 273, 280, 282, 295, 312, 329, 354, 364, 376, 390, 413, 420, 455, 470, 472, 520, 546, 564, 590, 611, 658, 705, 708, 728, 767, 780, 826, 840, 885, 910, 940, 987, 1092, 1128, 1180, 1222, 1239, 1316, 1365, 1410, 1416, 1534, 1560, 1645, 1652, 1770, 1820, 1833, 1880, 1974, 2065, 2184, 2301, 2360, 2444, 2478, 2632, 2730, 2773, 2820, 3055, 3068, 3290, 3304, 3540, 3640, 3666, 3835, 3948, 4130, 4277, 4602, 4888, 4935, 4956, 5369, 5460, 5546, 5640, 6110, 6136, 6195, 6580, 7080, 7332, 7670, 7896, 8260, 8319, 8554, 9165, 9204, 9870, 9912, 10738, 10920, 11092, 11505, 12220, 12390, 12831, 13160, 13865, 14664, 15340, 16107, 16520, 16638, 17108, 18330, 18408, 19411, 19740, 21385, 21476, 22184, 23010, 24440, 24780, 25662, 26845, 27730, 30680, 32214, 33276, 34216, 36049, 36660, 38822, 39480, 41595, 42770, 42952, 46020, 49560, 51324, 53690, 55460, 58233, 64155, 64428, 66552, 72098, 73320, 77644, 80535, 83190, 85540, 92040, 97055, 102648, 107380, 108147, 110920, 116466, 128310, 128856, 144196, 155288, 161070, 166380, 171080, 180245, 194110, 214760, 216294, 232932, 252343, 256620, 288392, 291165, 322140, 332760, 360490, 388220, 432588, 465864, 504686, 513240, 540735, 582330, 644280, 720980, 757029, 776440, 865176, 1009372, 1081470, 1164660, 1261715, 1441960, 1514058, 2018744, 2162940, 2329320, 2523430, 3028116, 3785145, 4325880, 5046860, 6056232, 7570290, 10093720, 15140580, 30281160]

約数ペア:

[(1, 30281160), (2, 15140580), (3, 10093720), (4, 7570290), (5, 6056232), (6, 5046860), (7, 4325880), (8, 3785145), (10, 3028116), (12, 2523430), (13, 2329320), (14, 2162940), (15, 2018744), (20, 1514058), (21, 1441960), (24, 1261715), (26, 1164660), (28, 1081470), (30, 1009372), (35, 865176), (39, 776440), (40, 757029), (42, 720980), (47, 644280), (52, 582330), (56, 540735), (59, 513240), (60, 504686), (65, 465864), (70, 432588), (78, 388220), (84, 360490), (91, 332760), (94, 322140), (104, 291165), (105, 288392), (118, 256620), (120, 252343), (130, 232932), (140, 216294), (141, 214760), (156, 194110), (168, 180245), (177, 171080), (182, 166380), (188, 161070), (195, 155288), (210, 144196), (235, 128856), (236, 128310), (260, 116466), (273, 110920), (280, 108147), (282, 107380), (295, 102648), (312, 97055), (329, 92040), (354, 85540), (364, 83190), (376, 80535), (390, 77644), (413, 73320), (420, 72098), (455, 66552), (470, 64428), (472, 64155), (520, 58233), (546, 55460), (564, 53690), (590, 51324), (611, 49560), (658, 46020), (705, 42952), (708, 42770), (728, 41595), (767, 39480), (780, 38822), (826, 36660), (840, 36049), (885, 34216), (910, 33276), (940, 32214), (987, 30680), (1092, 27730), (1128, 26845), (1180, 25662), (1222, 24780), (1239, 24440), (1316, 23010), (1365, 22184), (1410, 21476), (1416, 21385), (1534, 19740), (1560, 19411), (1645, 18408), (1652, 18330), (1770, 17108), (1820, 16638), (1833, 16520), (1880, 16107), (1974, 15340), (2065, 14664), (2184, 13865), (2301, 13160), (2360, 12831), (2444, 12390), (2478, 12220), (2632, 11505), (2730, 11092), (2773, 10920), (2820, 10738), (3055, 9912), (3068, 9870), (3290, 9204), (3304, 9165), (3540, 8554), (3640, 8319), (3666, 8260), (3835, 7896), (3948, 7670), (4130, 7332), (4277, 7080), (4602, 6580), (4888, 6195), (4935, 6136), (4956, 6110), (5369, 5640), (5460, 5546)]