51635220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 182515200

約数和(自身を除く): 130879980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 193, 195, 196, 210, 245, 260, 273, 294, 343, 364, 386, 390, 420, 455, 490, 546, 579, 588, 637, 686, 735, 772, 780, 910, 965, 980, 1029, 1092, 1158, 1274, 1351, 1365, 1372, 1470, 1715, 1820, 1911, 1930, 2058, 2316, 2509, 2548, 2702, 2730, 2895, 2940, 3185, 3430, 3822, 3860, 4053, 4116, 4459, 5018, 5145, 5404, 5460, 5790, 6370, 6755, 6860, 7527, 7644, 8106, 8918, 9457, 9555, 10036, 10290, 11580, 12545, 12740, 13377, 13510, 15054, 16212, 17563, 17836, 18914, 19110, 20265, 20580, 22295, 25090, 26754, 27020, 28371, 30108, 35126, 37635, 37828, 38220, 40530, 44590, 47285, 50180, 52689, 53508, 56742, 66199, 66885, 70252, 75270, 81060, 87815, 89180, 94570, 105378, 113484, 122941, 132398, 133770, 141855, 150540, 175630, 189140, 198597, 210756, 245882, 263445, 264796, 267540, 283710, 330995, 351260, 368823, 397194, 491764, 526890, 567420, 614705, 661990, 737646, 794388, 860587, 992985, 1053780, 1229410, 1323980, 1475292, 1721174, 1844115, 1985970, 2458820, 2581761, 3442348, 3688230, 3971940, 4302935, 5163522, 7376460, 8605870, 10327044, 12908805, 17211740, 25817610, 51635220]

約数ペア:

[(1, 51635220), (2, 25817610), (3, 17211740), (4, 12908805), (5, 10327044), (6, 8605870), (7, 7376460), (10, 5163522), (12, 4302935), (13, 3971940), (14, 3688230), (15, 3442348), (20, 2581761), (21, 2458820), (26, 1985970), (28, 1844115), (30, 1721174), (35, 1475292), (39, 1323980), (42, 1229410), (49, 1053780), (52, 992985), (60, 860587), (65, 794388), (70, 737646), (78, 661990), (84, 614705), (91, 567420), (98, 526890), (105, 491764), (130, 397194), (140, 368823), (147, 351260), (156, 330995), (182, 283710), (193, 267540), (195, 264796), (196, 263445), (210, 245882), (245, 210756), (260, 198597), (273, 189140), (294, 175630), (343, 150540), (364, 141855), (386, 133770), (390, 132398), (420, 122941), (455, 113484), (490, 105378), (546, 94570), (579, 89180), (588, 87815), (637, 81060), (686, 75270), (735, 70252), (772, 66885), (780, 66199), (910, 56742), (965, 53508), (980, 52689), (1029, 50180), (1092, 47285), (1158, 44590), (1274, 40530), (1351, 38220), (1365, 37828), (1372, 37635), (1470, 35126), (1715, 30108), (1820, 28371), (1911, 27020), (1930, 26754), (2058, 25090), (2316, 22295), (2509, 20580), (2548, 20265), (2702, 19110), (2730, 18914), (2895, 17836), (2940, 17563), (3185, 16212), (3430, 15054), (3822, 13510), (3860, 13377), (4053, 12740), (4116, 12545), (4459, 11580), (5018, 10290), (5145, 10036), (5404, 9555), (5460, 9457), (5790, 8918), (6370, 8106), (6755, 7644), (6860, 7527)]