128304120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:302

約数の個数: 256

約数和(自身を含む): 476928000

約数和(自身を除く): 348623880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 29, 30, 35, 40, 42, 46, 56, 58, 60, 69, 70, 84, 87, 92, 105, 115, 116, 120, 138, 140, 145, 161, 168, 174, 184, 203, 210, 229, 230, 232, 276, 280, 290, 322, 345, 348, 406, 420, 435, 458, 460, 483, 552, 580, 609, 644, 667, 687, 690, 696, 805, 812, 840, 870, 916, 920, 966, 1015, 1145, 1160, 1218, 1288, 1334, 1374, 1380, 1603, 1610, 1624, 1740, 1832, 1932, 2001, 2030, 2290, 2415, 2436, 2668, 2748, 2760, 3045, 3206, 3220, 3335, 3435, 3480, 3864, 4002, 4060, 4580, 4669, 4809, 4830, 4872, 5267, 5336, 5496, 6090, 6412, 6440, 6641, 6670, 6870, 8004, 8015, 8120, 9160, 9338, 9618, 9660, 10005, 10534, 12180, 12824, 13282, 13340, 13740, 14007, 15801, 16008, 16030, 18676, 19236, 19320, 19923, 20010, 21068, 23345, 24045, 24360, 26335, 26564, 26680, 27480, 28014, 31602, 32060, 33205, 36869, 37352, 38472, 39846, 40020, 42136, 46487, 46690, 48090, 52670, 53128, 56028, 63204, 64120, 66410, 70035, 73738, 79005, 79692, 80040, 92974, 93380, 96180, 99615, 105340, 110607, 112056, 126408, 132820, 139461, 140070, 147476, 152743, 158010, 159384, 184345, 185948, 186760, 192360, 199230, 210680, 221214, 232435, 265640, 278922, 280140, 294952, 305486, 316020, 368690, 371896, 398460, 442428, 458229, 464870, 553035, 557844, 560280, 610972, 632040, 697305, 737380, 763715, 796920, 884856, 916458, 929740, 1069201, 1106070, 1115688, 1221944, 1394610, 1474760, 1527430, 1832916, 1859480, 2138402, 2212140, 2291145, 2789220, 3054860, 3207603, 3665832, 4276804, 4424280, 4582290, 5346005, 5578440, 6109720, 6415206, 8553608, 9164580, 10692010, 12830412, 16038015, 18329160, 21384020, 25660824, 32076030, 42768040, 64152060, 128304120]

約数ペア:

[(1, 128304120), (2, 64152060), (3, 42768040), (4, 32076030), (5, 25660824), (6, 21384020), (7, 18329160), (8, 16038015), (10, 12830412), (12, 10692010), (14, 9164580), (15, 8553608), (20, 6415206), (21, 6109720), (23, 5578440), (24, 5346005), (28, 4582290), (29, 4424280), (30, 4276804), (35, 3665832), (40, 3207603), (42, 3054860), (46, 2789220), (56, 2291145), (58, 2212140), (60, 2138402), (69, 1859480), (70, 1832916), (84, 1527430), (87, 1474760), (92, 1394610), (105, 1221944), (115, 1115688), (116, 1106070), (120, 1069201), (138, 929740), (140, 916458), (145, 884856), (161, 796920), (168, 763715), (174, 737380), (184, 697305), (203, 632040), (210, 610972), (229, 560280), (230, 557844), (232, 553035), (276, 464870), (280, 458229), (290, 442428), (322, 398460), (345, 371896), (348, 368690), (406, 316020), (420, 305486), (435, 294952), (458, 280140), (460, 278922), (483, 265640), (552, 232435), (580, 221214), (609, 210680), (644, 199230), (667, 192360), (687, 186760), (690, 185948), (696, 184345), (805, 159384), (812, 158010), (840, 152743), (870, 147476), (916, 140070), (920, 139461), (966, 132820), (1015, 126408), (1145, 112056), (1160, 110607), (1218, 105340), (1288, 99615), (1334, 96180), (1374, 93380), (1380, 92974), (1603, 80040), (1610, 79692), (1624, 79005), (1740, 73738), (1832, 70035), (1932, 66410), (2001, 64120), (2030, 63204), (2290, 56028), (2415, 53128), (2436, 52670), (2668, 48090), (2748, 46690), (2760, 46487), (3045, 42136), (3206, 40020), (3220, 39846), (3335, 38472), (3435, 37352), (3480, 36869), (3864, 33205), (4002, 32060), (4060, 31602), (4580, 28014), (4669, 27480), (4809, 26680), (4830, 26564), (4872, 26335), (5267, 24360), (5336, 24045), (5496, 23345), (6090, 21068), (6412, 20010), (6440, 19923), (6641, 19320), (6670, 19236), (6870, 18676), (8004, 16030), (8015, 16008), (8120, 15801), (9160, 14007), (9338, 13740), (9618, 13340), (9660, 13282), (10005, 12824), (10534, 12180)]