72519720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:292

約数の個数: 256

約数和(自身を含む): 278208000

約数和(自身を除く): 205688280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 29, 30, 35, 39, 40, 42, 52, 56, 58, 60, 65, 70, 78, 84, 87, 91, 104, 105, 116, 120, 130, 140, 145, 156, 168, 174, 182, 195, 203, 210, 229, 232, 260, 273, 280, 290, 312, 348, 364, 377, 390, 406, 420, 435, 455, 458, 520, 546, 580, 609, 687, 696, 728, 754, 780, 812, 840, 870, 910, 916, 1015, 1092, 1131, 1145, 1160, 1218, 1365, 1374, 1508, 1560, 1603, 1624, 1740, 1820, 1832, 1885, 2030, 2184, 2262, 2290, 2436, 2639, 2730, 2748, 2977, 3016, 3045, 3206, 3435, 3480, 3640, 3770, 4060, 4524, 4580, 4809, 4872, 5278, 5460, 5496, 5655, 5954, 6090, 6412, 6641, 6870, 7540, 7917, 8015, 8120, 8931, 9048, 9160, 9618, 10556, 10920, 11310, 11908, 12180, 12824, 13195, 13282, 13740, 14885, 15080, 15834, 16030, 17862, 19236, 19923, 20839, 21112, 22620, 23816, 24045, 24360, 26390, 26564, 27480, 29770, 31668, 32060, 33205, 35724, 38472, 39585, 39846, 41678, 44655, 45240, 46487, 48090, 52780, 53128, 59540, 62517, 63336, 64120, 66410, 71448, 79170, 79692, 83356, 86333, 89310, 92974, 96180, 99615, 104195, 105560, 119080, 125034, 132820, 139461, 158340, 159384, 166712, 172666, 178620, 185948, 192360, 199230, 208390, 232435, 250068, 258999, 265640, 278922, 312585, 316680, 345332, 357240, 371896, 398460, 416780, 431665, 464870, 500136, 517998, 557844, 604331, 625170, 690664, 697305, 796920, 833560, 863330, 929740, 1035996, 1115688, 1208662, 1250340, 1294995, 1394610, 1726660, 1812993, 1859480, 2071992, 2417324, 2500680, 2589990, 2789220, 3021655, 3453320, 3625986, 4834648, 5179980, 5578440, 6043310, 7251972, 9064965, 10359960, 12086620, 14503944, 18129930, 24173240, 36259860, 72519720]

約数ペア:

[(1, 72519720), (2, 36259860), (3, 24173240), (4, 18129930), (5, 14503944), (6, 12086620), (7, 10359960), (8, 9064965), (10, 7251972), (12, 6043310), (13, 5578440), (14, 5179980), (15, 4834648), (20, 3625986), (21, 3453320), (24, 3021655), (26, 2789220), (28, 2589990), (29, 2500680), (30, 2417324), (35, 2071992), (39, 1859480), (40, 1812993), (42, 1726660), (52, 1394610), (56, 1294995), (58, 1250340), (60, 1208662), (65, 1115688), (70, 1035996), (78, 929740), (84, 863330), (87, 833560), (91, 796920), (104, 697305), (105, 690664), (116, 625170), (120, 604331), (130, 557844), (140, 517998), (145, 500136), (156, 464870), (168, 431665), (174, 416780), (182, 398460), (195, 371896), (203, 357240), (210, 345332), (229, 316680), (232, 312585), (260, 278922), (273, 265640), (280, 258999), (290, 250068), (312, 232435), (348, 208390), (364, 199230), (377, 192360), (390, 185948), (406, 178620), (420, 172666), (435, 166712), (455, 159384), (458, 158340), (520, 139461), (546, 132820), (580, 125034), (609, 119080), (687, 105560), (696, 104195), (728, 99615), (754, 96180), (780, 92974), (812, 89310), (840, 86333), (870, 83356), (910, 79692), (916, 79170), (1015, 71448), (1092, 66410), (1131, 64120), (1145, 63336), (1160, 62517), (1218, 59540), (1365, 53128), (1374, 52780), (1508, 48090), (1560, 46487), (1603, 45240), (1624, 44655), (1740, 41678), (1820, 39846), (1832, 39585), (1885, 38472), (2030, 35724), (2184, 33205), (2262, 32060), (2290, 31668), (2436, 29770), (2639, 27480), (2730, 26564), (2748, 26390), (2977, 24360), (3016, 24045), (3045, 23816), (3206, 22620), (3435, 21112), (3480, 20839), (3640, 19923), (3770, 19236), (4060, 17862), (4524, 16030), (4580, 15834), (4809, 15080), (4872, 14885), (5278, 13740), (5460, 13282), (5496, 13195), (5655, 12824), (5954, 12180), (6090, 11908), (6412, 11310), (6641, 10920), (6870, 10556), (7540, 9618), (7917, 9160), (8015, 9048), (8120, 8931)]