28420800156

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{1249}}^1$

素因数の和:1478

約数の個数: 240

約数和(自身を含む): 86732800000

約数和(自身を除く): 58311999844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 79, 81, 84, 108, 126, 127, 158, 162, 189, 237, 252, 254, 316, 324, 378, 381, 474, 508, 553, 567, 711, 756, 762, 889, 948, 1106, 1134, 1143, 1249, 1422, 1524, 1659, 1778, 2133, 2212, 2268, 2286, 2498, 2667, 2844, 3318, 3429, 3556, 3747, 4266, 4572, 4977, 4996, 5334, 6399, 6636, 6858, 7494, 8001, 8532, 8743, 9954, 10033, 10287, 10668, 11241, 12798, 13716, 14931, 14988, 16002, 17486, 19908, 20066, 20574, 22482, 24003, 25596, 26229, 29862, 30099, 32004, 33723, 34972, 40132, 41148, 44793, 44964, 48006, 52458, 59724, 60198, 67446, 70231, 72009, 78687, 89586, 90297, 96012, 98671, 101169, 104916, 120396, 134892, 140462, 144018, 157374, 158623, 179172, 180594, 197342, 202338, 210693, 236061, 270891, 280924, 288036, 296013, 314748, 317246, 361188, 394684, 404676, 421386, 472122, 475869, 541782, 592026, 632079, 634492, 690697, 708183, 812673, 842772, 888039, 944244, 951738, 1083564, 1110361, 1184052, 1264158, 1381394, 1416366, 1427607, 1625346, 1776078, 1896237, 1903476, 2072091, 2220722, 2528316, 2664117, 2762788, 2832732, 2855214, 3250692, 3331083, 3552156, 3792474, 4144182, 4282821, 4441444, 5328234, 5688711, 5710428, 6216273, 6662166, 7584948, 7992351, 8288364, 8565642, 9993249, 10656468, 11377422, 12432546, 12531217, 12848463, 13324332, 15984702, 17131284, 18648819, 19986498, 22754844, 24865092, 25062434, 25696926, 29979747, 31969404, 37297638, 37593651, 39972996, 50124868, 51393852, 55946457, 59959494, 74595276, 75187302, 87718519, 89939241, 111892914, 112780953, 119918988, 150374604, 175437038, 179878482, 223785828, 225561906, 263155557, 338342859, 350874076, 359756964, 451123812, 526311114, 676685718, 789466671, 1015028577, 1052622228, 1353371436, 1578933342, 2030057154, 2368400013, 3157866684, 4060114308, 4736800026, 7105200039, 9473600052, 14210400078, 28420800156]

約数ペア:

[(1, 28420800156), (2, 14210400078), (3, 9473600052), (4, 7105200039), (6, 4736800026), (7, 4060114308), (9, 3157866684), (12, 2368400013), (14, 2030057154), (18, 1578933342), (21, 1353371436), (27, 1052622228), (28, 1015028577), (36, 789466671), (42, 676685718), (54, 526311114), (63, 451123812), (79, 359756964), (81, 350874076), (84, 338342859), (108, 263155557), (126, 225561906), (127, 223785828), (158, 179878482), (162, 175437038), (189, 150374604), (237, 119918988), (252, 112780953), (254, 111892914), (316, 89939241), (324, 87718519), (378, 75187302), (381, 74595276), (474, 59959494), (508, 55946457), (553, 51393852), (567, 50124868), (711, 39972996), (756, 37593651), (762, 37297638), (889, 31969404), (948, 29979747), (1106, 25696926), (1134, 25062434), (1143, 24865092), (1249, 22754844), (1422, 19986498), (1524, 18648819), (1659, 17131284), (1778, 15984702), (2133, 13324332), (2212, 12848463), (2268, 12531217), (2286, 12432546), (2498, 11377422), (2667, 10656468), (2844, 9993249), (3318, 8565642), (3429, 8288364), (3556, 7992351), (3747, 7584948), (4266, 6662166), (4572, 6216273), (4977, 5710428), (4996, 5688711), (5334, 5328234), (6399, 4441444), (6636, 4282821), (6858, 4144182), (7494, 3792474), (8001, 3552156), (8532, 3331083), (8743, 3250692), (9954, 2855214), (10033, 2832732), (10287, 2762788), (10668, 2664117), (11241, 2528316), (12798, 2220722), (13716, 2072091), (14931, 1903476), (14988, 1896237), (16002, 1776078), (17486, 1625346), (19908, 1427607), (20066, 1416366), (20574, 1381394), (22482, 1264158), (24003, 1184052), (25596, 1110361), (26229, 1083564), (29862, 951738), (30099, 944244), (32004, 888039), (33723, 842772), (34972, 812673), (40132, 708183), (41148, 690697), (44793, 634492), (44964, 632079), (48006, 592026), (52458, 541782), (59724, 475869), (60198, 472122), (67446, 421386), (70231, 404676), (72009, 394684), (78687, 361188), (89586, 317246), (90297, 314748), (96012, 296013), (98671, 288036), (101169, 280924), (104916, 270891), (120396, 236061), (134892, 210693), (140462, 202338), (144018, 197342), (157374, 180594), (158623, 179172)]