393701280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:932

約数の個数: 288

約数和(自身を含む): 1520285760

約数和(自身を除く): 1126584480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 49, 56, 57, 60, 70, 76, 80, 84, 95, 96, 98, 105, 112, 114, 120, 133, 140, 147, 152, 160, 168, 190, 196, 210, 224, 228, 240, 245, 266, 280, 285, 294, 304, 336, 380, 392, 399, 420, 456, 480, 490, 532, 560, 570, 588, 608, 665, 672, 735, 760, 784, 798, 840, 881, 912, 931, 980, 1064, 1120, 1140, 1176, 1330, 1470, 1520, 1568, 1596, 1680, 1762, 1824, 1862, 1960, 1995, 2128, 2280, 2352, 2643, 2660, 2793, 2940, 3040, 3192, 3360, 3524, 3724, 3920, 3990, 4256, 4405, 4560, 4655, 4704, 5286, 5320, 5586, 5880, 6167, 6384, 7048, 7448, 7840, 7980, 8810, 9120, 9310, 10572, 10640, 11172, 11760, 12334, 12768, 13215, 13965, 14096, 14896, 15960, 16739, 17620, 18501, 18620, 21144, 21280, 22344, 23520, 24668, 26430, 27930, 28192, 29792, 30835, 31920, 33478, 35240, 37002, 37240, 42288, 43169, 44688, 49336, 50217, 52860, 55860, 61670, 63840, 66956, 70480, 74004, 74480, 83695, 84576, 86338, 89376, 92505, 98672, 100434, 105720, 111720, 117173, 123340, 129507, 133912, 140960, 148008, 148960, 167390, 172676, 185010, 197344, 200868, 211440, 215845, 223440, 234346, 246680, 251085, 259014, 267824, 296016, 334780, 345352, 351519, 370020, 401736, 422880, 431690, 446880, 468692, 493360, 502170, 518028, 535648, 585865, 592032, 647535, 669560, 690704, 703038, 740040, 803472, 820211, 863380, 937384, 986720, 1004340, 1036056, 1171730, 1295070, 1339120, 1381408, 1406076, 1480080, 1606944, 1640422, 1726760, 1757595, 1874768, 2008680, 2072112, 2343460, 2460633, 2590140, 2678240, 2812152, 2960160, 3280844, 3453520, 3515190, 3749536, 4017360, 4101055, 4144224, 4686920, 4921266, 5180280, 5624304, 6561688, 6907040, 7030380, 8034720, 8202110, 9373840, 9842532, 10360560, 11248608, 12303165, 13123376, 14060760, 16404220, 18747680, 19685064, 20721120, 24606330, 26246752, 28121520, 32808440, 39370128, 49212660, 56243040, 65616880, 78740256, 98425320, 131233760, 196850640, 393701280]

約数ペア:

[(1, 393701280), (2, 196850640), (3, 131233760), (4, 98425320), (5, 78740256), (6, 65616880), (7, 56243040), (8, 49212660), (10, 39370128), (12, 32808440), (14, 28121520), (15, 26246752), (16, 24606330), (19, 20721120), (20, 19685064), (21, 18747680), (24, 16404220), (28, 14060760), (30, 13123376), (32, 12303165), (35, 11248608), (38, 10360560), (40, 9842532), (42, 9373840), (48, 8202110), (49, 8034720), (56, 7030380), (57, 6907040), (60, 6561688), (70, 5624304), (76, 5180280), (80, 4921266), (84, 4686920), (95, 4144224), (96, 4101055), (98, 4017360), (105, 3749536), (112, 3515190), (114, 3453520), (120, 3280844), (133, 2960160), (140, 2812152), (147, 2678240), (152, 2590140), (160, 2460633), (168, 2343460), (190, 2072112), (196, 2008680), (210, 1874768), (224, 1757595), (228, 1726760), (240, 1640422), (245, 1606944), (266, 1480080), (280, 1406076), (285, 1381408), (294, 1339120), (304, 1295070), (336, 1171730), (380, 1036056), (392, 1004340), (399, 986720), (420, 937384), (456, 863380), (480, 820211), (490, 803472), (532, 740040), (560, 703038), (570, 690704), (588, 669560), (608, 647535), (665, 592032), (672, 585865), (735, 535648), (760, 518028), (784, 502170), (798, 493360), (840, 468692), (881, 446880), (912, 431690), (931, 422880), (980, 401736), (1064, 370020), (1120, 351519), (1140, 345352), (1176, 334780), (1330, 296016), (1470, 267824), (1520, 259014), (1568, 251085), (1596, 246680), (1680, 234346), (1762, 223440), (1824, 215845), (1862, 211440), (1960, 200868), (1995, 197344), (2128, 185010), (2280, 172676), (2352, 167390), (2643, 148960), (2660, 148008), (2793, 140960), (2940, 133912), (3040, 129507), (3192, 123340), (3360, 117173), (3524, 111720), (3724, 105720), (3920, 100434), (3990, 98672), (4256, 92505), (4405, 89376), (4560, 86338), (4655, 84576), (4704, 83695), (5286, 74480), (5320, 74004), (5586, 70480), (5880, 66956), (6167, 63840), (6384, 61670), (7048, 55860), (7448, 52860), (7840, 50217), (7980, 49336), (8810, 44688), (9120, 43169), (9310, 42288), (10572, 37240), (10640, 37002), (11172, 35240), (11760, 33478), (12334, 31920), (12768, 30835), (13215, 29792), (13965, 28192), (14096, 27930), (14896, 26430), (15960, 24668), (16739, 23520), (17620, 22344), (18501, 21280), (18620, 21144)]