278015400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^2$

素因数の和:253

約数の個数: 216

約数和(自身を含む): 1014798330

約数和(自身を除く): 736782930

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 109, 117, 120, 130, 150, 156, 180, 195, 200, 218, 225, 234, 260, 300, 312, 325, 327, 360, 390, 436, 450, 468, 520, 545, 585, 600, 650, 654, 780, 872, 900, 936, 975, 981, 1090, 1170, 1300, 1308, 1417, 1560, 1635, 1800, 1950, 1962, 2180, 2340, 2600, 2616, 2725, 2834, 2925, 3270, 3900, 3924, 4251, 4360, 4680, 4905, 5450, 5668, 5850, 6540, 7085, 7800, 7848, 8175, 8502, 9810, 10900, 11336, 11700, 11881, 12753, 13080, 14170, 16350, 17004, 19620, 21255, 21800, 23400, 23762, 24525, 25506, 28340, 32700, 34008, 35425, 35643, 39240, 42510, 47524, 49050, 51012, 56680, 59405, 63765, 65400, 70850, 71286, 85020, 95048, 98100, 102024, 106275, 106929, 118810, 127530, 141700, 142572, 154453, 170040, 178215, 196200, 212550, 213858, 237620, 255060, 283400, 285144, 297025, 308906, 318825, 356430, 425100, 427716, 463359, 475240, 510120, 534645, 594050, 617812, 637650, 712860, 772265, 850200, 855432, 891075, 926718, 1069290, 1188100, 1235624, 1275300, 1390077, 1425720, 1544530, 1782150, 1853436, 2138580, 2316795, 2376200, 2550600, 2673225, 2780154, 3089060, 3564300, 3706872, 3861325, 4277160, 4633590, 5346450, 5560308, 6178120, 6950385, 7128600, 7722650, 9267180, 10692900, 11120616, 11583975, 13900770, 15445300, 18534360, 21385800, 23167950, 27801540, 30890600, 34751925, 46335900, 55603080, 69503850, 92671800, 139007700, 278015400]

約数ペア:

[(1, 278015400), (2, 139007700), (3, 92671800), (4, 69503850), (5, 55603080), (6, 46335900), (8, 34751925), (9, 30890600), (10, 27801540), (12, 23167950), (13, 21385800), (15, 18534360), (18, 15445300), (20, 13900770), (24, 11583975), (25, 11120616), (26, 10692900), (30, 9267180), (36, 7722650), (39, 7128600), (40, 6950385), (45, 6178120), (50, 5560308), (52, 5346450), (60, 4633590), (65, 4277160), (72, 3861325), (75, 3706872), (78, 3564300), (90, 3089060), (100, 2780154), (104, 2673225), (109, 2550600), (117, 2376200), (120, 2316795), (130, 2138580), (150, 1853436), (156, 1782150), (180, 1544530), (195, 1425720), (200, 1390077), (218, 1275300), (225, 1235624), (234, 1188100), (260, 1069290), (300, 926718), (312, 891075), (325, 855432), (327, 850200), (360, 772265), (390, 712860), (436, 637650), (450, 617812), (468, 594050), (520, 534645), (545, 510120), (585, 475240), (600, 463359), (650, 427716), (654, 425100), (780, 356430), (872, 318825), (900, 308906), (936, 297025), (975, 285144), (981, 283400), (1090, 255060), (1170, 237620), (1300, 213858), (1308, 212550), (1417, 196200), (1560, 178215), (1635, 170040), (1800, 154453), (1950, 142572), (1962, 141700), (2180, 127530), (2340, 118810), (2600, 106929), (2616, 106275), (2725, 102024), (2834, 98100), (2925, 95048), (3270, 85020), (3900, 71286), (3924, 70850), (4251, 65400), (4360, 63765), (4680, 59405), (4905, 56680), (5450, 51012), (5668, 49050), (5850, 47524), (6540, 42510), (7085, 39240), (7800, 35643), (7848, 35425), (8175, 34008), (8502, 32700), (9810, 28340), (10900, 25506), (11336, 24525), (11700, 23762), (11881, 23400), (12753, 21800), (13080, 21255), (14170, 19620), (16350, 17004)]