127212120

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 320

約数和(自身を含む): 501811200

約数和(自身を除く): 374599080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 71, 72, 79, 81, 84, 90, 105, 108, 120, 126, 135, 140, 142, 158, 162, 168, 180, 189, 210, 213, 216, 237, 252, 270, 280, 284, 315, 316, 324, 355, 360, 378, 395, 405, 420, 426, 474, 497, 504, 540, 553, 567, 568, 630, 632, 639, 648, 710, 711, 756, 790, 810, 840, 852, 945, 948, 994, 1065, 1080, 1106, 1134, 1185, 1260, 1278, 1420, 1422, 1491, 1512, 1580, 1620, 1659, 1704, 1890, 1896, 1917, 1988, 2130, 2133, 2212, 2268, 2370, 2485, 2520, 2556, 2765, 2835, 2840, 2844, 2982, 3160, 3195, 3240, 3318, 3555, 3780, 3834, 3976, 4260, 4266, 4424, 4473, 4536, 4740, 4970, 4977, 5112, 5530, 5609, 5670, 5688, 5751, 5964, 6390, 6399, 6636, 7110, 7455, 7560, 7668, 8295, 8520, 8532, 8946, 9480, 9585, 9940, 9954, 10665, 11060, 11218, 11340, 11502, 11928, 12780, 12798, 13272, 13419, 14220, 14910, 14931, 15336, 16590, 16827, 17064, 17892, 19170, 19880, 19908, 21330, 22120, 22365, 22436, 22680, 23004, 24885, 25560, 25596, 26838, 28045, 28440, 28755, 29820, 29862, 31995, 33180, 33654, 35784, 38340, 39263, 39816, 40257, 42660, 44730, 44793, 44872, 46008, 49770, 50481, 51192, 53676, 56090, 57510, 59640, 59724, 63990, 66360, 67095, 67308, 74655, 76680, 78526, 80514, 84135, 85320, 89460, 89586, 99540, 100962, 107352, 112180, 115020, 117789, 119448, 127980, 134190, 134616, 149310, 151443, 157052, 161028, 168270, 178920, 179172, 196315, 199080, 201285, 201924, 223965, 224360, 230040, 235578, 252405, 255960, 268380, 298620, 302886, 314104, 322056, 336540, 353367, 358344, 392630, 402570, 403848, 447930, 454329, 471156, 504810, 536760, 588945, 597240, 605772, 673080, 706734, 757215, 785260, 805140, 895860, 908658, 942312, 1009620, 1060101, 1177890, 1211544, 1413468, 1514430, 1570520, 1610280, 1766835, 1791720, 1817316, 2019240, 2120202, 2271645, 2355780, 2826936, 3028860, 3180303, 3533670, 3634632, 4240404, 4543290, 4711560, 5300505, 6057720, 6360606, 7067340, 8480808, 9086580, 10601010, 12721212, 14134680, 15901515, 18173160, 21202020, 25442424, 31803030, 42404040, 63606060, 127212120]

約数ペア:

[(1, 127212120), (2, 63606060), (3, 42404040), (4, 31803030), (5, 25442424), (6, 21202020), (7, 18173160), (8, 15901515), (9, 14134680), (10, 12721212), (12, 10601010), (14, 9086580), (15, 8480808), (18, 7067340), (20, 6360606), (21, 6057720), (24, 5300505), (27, 4711560), (28, 4543290), (30, 4240404), (35, 3634632), (36, 3533670), (40, 3180303), (42, 3028860), (45, 2826936), (54, 2355780), (56, 2271645), (60, 2120202), (63, 2019240), (70, 1817316), (71, 1791720), (72, 1766835), (79, 1610280), (81, 1570520), (84, 1514430), (90, 1413468), (105, 1211544), (108, 1177890), (120, 1060101), (126, 1009620), (135, 942312), (140, 908658), (142, 895860), (158, 805140), (162, 785260), (168, 757215), (180, 706734), (189, 673080), (210, 605772), (213, 597240), (216, 588945), (237, 536760), (252, 504810), (270, 471156), (280, 454329), (284, 447930), (315, 403848), (316, 402570), (324, 392630), (355, 358344), (360, 353367), (378, 336540), (395, 322056), (405, 314104), (420, 302886), (426, 298620), (474, 268380), (497, 255960), (504, 252405), (540, 235578), (553, 230040), (567, 224360), (568, 223965), (630, 201924), (632, 201285), (639, 199080), (648, 196315), (710, 179172), (711, 178920), (756, 168270), (790, 161028), (810, 157052), (840, 151443), (852, 149310), (945, 134616), (948, 134190), (994, 127980), (1065, 119448), (1080, 117789), (1106, 115020), (1134, 112180), (1185, 107352), (1260, 100962), (1278, 99540), (1420, 89586), (1422, 89460), (1491, 85320), (1512, 84135), (1580, 80514), (1620, 78526), (1659, 76680), (1704, 74655), (1890, 67308), (1896, 67095), (1917, 66360), (1988, 63990), (2130, 59724), (2133, 59640), (2212, 57510), (2268, 56090), (2370, 53676), (2485, 51192), (2520, 50481), (2556, 49770), (2765, 46008), (2835, 44872), (2840, 44793), (2844, 44730), (2982, 42660), (3160, 40257), (3195, 39816), (3240, 39263), (3318, 38340), (3555, 35784), (3780, 33654), (3834, 33180), (3976, 31995), (4260, 29862), (4266, 29820), (4424, 28755), (4473, 28440), (4536, 28045), (4740, 26838), (4970, 25596), (4977, 25560), (5112, 24885), (5530, 23004), (5609, 22680), (5670, 22436), (5688, 22365), (5751, 22120), (5964, 21330), (6390, 19908), (6399, 19880), (6636, 19170), (7110, 17892), (7455, 17064), (7560, 16827), (7668, 16590), (8295, 15336), (8520, 14931), (8532, 14910), (8946, 14220), (9480, 13419), (9585, 13272), (9940, 12798), (9954, 12780), (10665, 11928), (11060, 11502), (11218, 11340)]