400027140

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:471

約数の個数: 192

約数和(自身を含む): 1324646400

約数和(自身を除く): 924619260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 127, 135, 171, 180, 190, 228, 254, 270, 285, 307, 342, 380, 381, 508, 513, 540, 570, 614, 635, 684, 762, 855, 921, 1026, 1140, 1143, 1228, 1270, 1524, 1535, 1710, 1842, 1905, 2052, 2286, 2413, 2540, 2565, 2763, 3070, 3420, 3429, 3684, 3810, 4572, 4605, 4826, 5130, 5526, 5715, 5833, 6140, 6858, 7239, 7620, 8289, 9210, 9652, 10260, 11052, 11430, 11666, 12065, 13716, 13815, 14478, 16578, 17145, 17499, 18420, 21717, 22860, 23332, 24130, 27630, 28956, 29165, 33156, 34290, 34998, 36195, 38989, 41445, 43434, 48260, 52497, 55260, 58330, 65151, 68580, 69996, 72390, 77978, 82890, 86868, 87495, 104994, 108585, 116660, 116967, 130302, 144780, 155956, 157491, 165780, 174990, 194945, 209988, 217170, 233934, 260604, 262485, 314982, 325755, 349980, 350901, 389890, 434340, 467868, 524970, 584835, 629964, 651510, 701802, 740791, 779780, 787455, 1049940, 1052703, 1169670, 1303020, 1403604, 1481582, 1574910, 1754505, 2105406, 2222373, 2339340, 2963164, 3149820, 3509010, 3703955, 4210812, 4444746, 5263515, 6667119, 7018020, 7407910, 8889492, 10527030, 11111865, 13334238, 14815820, 20001357, 21054060, 22223730, 26668476, 33335595, 40002714, 44447460, 66671190, 80005428, 100006785, 133342380, 200013570, 400027140]

約数ペア:

[(1, 400027140), (2, 200013570), (3, 133342380), (4, 100006785), (5, 80005428), (6, 66671190), (9, 44447460), (10, 40002714), (12, 33335595), (15, 26668476), (18, 22223730), (19, 21054060), (20, 20001357), (27, 14815820), (30, 13334238), (36, 11111865), (38, 10527030), (45, 8889492), (54, 7407910), (57, 7018020), (60, 6667119), (76, 5263515), (90, 4444746), (95, 4210812), (108, 3703955), (114, 3509010), (127, 3149820), (135, 2963164), (171, 2339340), (180, 2222373), (190, 2105406), (228, 1754505), (254, 1574910), (270, 1481582), (285, 1403604), (307, 1303020), (342, 1169670), (380, 1052703), (381, 1049940), (508, 787455), (513, 779780), (540, 740791), (570, 701802), (614, 651510), (635, 629964), (684, 584835), (762, 524970), (855, 467868), (921, 434340), (1026, 389890), (1140, 350901), (1143, 349980), (1228, 325755), (1270, 314982), (1524, 262485), (1535, 260604), (1710, 233934), (1842, 217170), (1905, 209988), (2052, 194945), (2286, 174990), (2413, 165780), (2540, 157491), (2565, 155956), (2763, 144780), (3070, 130302), (3420, 116967), (3429, 116660), (3684, 108585), (3810, 104994), (4572, 87495), (4605, 86868), (4826, 82890), (5130, 77978), (5526, 72390), (5715, 69996), (5833, 68580), (6140, 65151), (6858, 58330), (7239, 55260), (7620, 52497), (8289, 48260), (9210, 43434), (9652, 41445), (10260, 38989), (11052, 36195), (11430, 34998), (11666, 34290), (12065, 33156), (13716, 29165), (13815, 28956), (14478, 27630), (16578, 24130), (17145, 23332), (17499, 22860), (18420, 21717)]