421186920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:688

約数の個数: 256

約数和(自身を含む): 1598054400

約数和(自身を除く): 1176867480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 79, 84, 88, 105, 110, 120, 132, 140, 154, 158, 165, 168, 210, 220, 231, 237, 264, 280, 308, 316, 330, 385, 395, 420, 440, 462, 474, 553, 577, 616, 632, 660, 770, 790, 840, 869, 924, 948, 1106, 1154, 1155, 1185, 1320, 1540, 1580, 1659, 1731, 1738, 1848, 1896, 2212, 2308, 2310, 2370, 2607, 2765, 2885, 3080, 3160, 3318, 3462, 3476, 4039, 4345, 4424, 4616, 4620, 4740, 5214, 5530, 5770, 6083, 6347, 6636, 6924, 6952, 8078, 8295, 8655, 8690, 9240, 9480, 10428, 11060, 11540, 12117, 12166, 12694, 13035, 13272, 13848, 16156, 16590, 17310, 17380, 18249, 19041, 20195, 20856, 22120, 23080, 24234, 24332, 25388, 26070, 30415, 31735, 32312, 33180, 34620, 34760, 36498, 38082, 40390, 44429, 45583, 48468, 48664, 50776, 52140, 60585, 60830, 63470, 66360, 69240, 72996, 76164, 80780, 88858, 91166, 91245, 95205, 96936, 104280, 121170, 121660, 126940, 133287, 136749, 145992, 152328, 161560, 177716, 182332, 182490, 190410, 222145, 227915, 242340, 243320, 253880, 266574, 273498, 319081, 355432, 364664, 364980, 380820, 444290, 455830, 484680, 501413, 533148, 546996, 638162, 666435, 683745, 729960, 761640, 888580, 911660, 957243, 1002826, 1066296, 1093992, 1276324, 1332870, 1367490, 1504239, 1595405, 1777160, 1823320, 1914486, 2005652, 2507065, 2552648, 2665740, 2734980, 3008478, 3190810, 3509891, 3828972, 4011304, 4786215, 5014130, 5331480, 5469960, 6016956, 6381620, 7019782, 7521195, 7657944, 9572430, 10028260, 10529673, 12033912, 12763240, 14039564, 15042390, 17549455, 19144860, 20056520, 21059346, 28079128, 30084780, 35098910, 38289720, 42118692, 52648365, 60169560, 70197820, 84237384, 105296730, 140395640, 210593460, 421186920]

約数ペア:

[(1, 421186920), (2, 210593460), (3, 140395640), (4, 105296730), (5, 84237384), (6, 70197820), (7, 60169560), (8, 52648365), (10, 42118692), (11, 38289720), (12, 35098910), (14, 30084780), (15, 28079128), (20, 21059346), (21, 20056520), (22, 19144860), (24, 17549455), (28, 15042390), (30, 14039564), (33, 12763240), (35, 12033912), (40, 10529673), (42, 10028260), (44, 9572430), (55, 7657944), (56, 7521195), (60, 7019782), (66, 6381620), (70, 6016956), (77, 5469960), (79, 5331480), (84, 5014130), (88, 4786215), (105, 4011304), (110, 3828972), (120, 3509891), (132, 3190810), (140, 3008478), (154, 2734980), (158, 2665740), (165, 2552648), (168, 2507065), (210, 2005652), (220, 1914486), (231, 1823320), (237, 1777160), (264, 1595405), (280, 1504239), (308, 1367490), (316, 1332870), (330, 1276324), (385, 1093992), (395, 1066296), (420, 1002826), (440, 957243), (462, 911660), (474, 888580), (553, 761640), (577, 729960), (616, 683745), (632, 666435), (660, 638162), (770, 546996), (790, 533148), (840, 501413), (869, 484680), (924, 455830), (948, 444290), (1106, 380820), (1154, 364980), (1155, 364664), (1185, 355432), (1320, 319081), (1540, 273498), (1580, 266574), (1659, 253880), (1731, 243320), (1738, 242340), (1848, 227915), (1896, 222145), (2212, 190410), (2308, 182490), (2310, 182332), (2370, 177716), (2607, 161560), (2765, 152328), (2885, 145992), (3080, 136749), (3160, 133287), (3318, 126940), (3462, 121660), (3476, 121170), (4039, 104280), (4345, 96936), (4424, 95205), (4616, 91245), (4620, 91166), (4740, 88858), (5214, 80780), (5530, 76164), (5770, 72996), (6083, 69240), (6347, 66360), (6636, 63470), (6924, 60830), (6952, 60585), (8078, 52140), (8295, 50776), (8655, 48664), (8690, 48468), (9240, 45583), (9480, 44429), (10428, 40390), (11060, 38082), (11540, 36498), (12117, 34760), (12166, 34620), (12694, 33180), (13035, 32312), (13272, 31735), (13848, 30415), (16156, 26070), (16590, 25388), (17310, 24332), (17380, 24234), (18249, 23080), (19041, 22120), (20195, 20856)]