20739911400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28591}}^1$

素因数の和:28657

約数の個数: 288

約数和(自身を含む): 77431710720

約数和(自身を除く): 56691799320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 31, 36, 39, 40, 45, 50, 52, 60, 62, 65, 72, 75, 78, 90, 93, 100, 104, 117, 120, 124, 130, 150, 155, 156, 180, 186, 195, 200, 225, 234, 248, 260, 279, 300, 310, 312, 325, 360, 372, 390, 403, 450, 465, 468, 520, 558, 585, 600, 620, 650, 744, 775, 780, 806, 900, 930, 936, 975, 1116, 1170, 1209, 1240, 1300, 1395, 1550, 1560, 1612, 1800, 1860, 1950, 2015, 2232, 2325, 2340, 2418, 2600, 2790, 2925, 3100, 3224, 3627, 3720, 3900, 4030, 4650, 4680, 4836, 5580, 5850, 6045, 6200, 6975, 7254, 7800, 8060, 9300, 9672, 10075, 11160, 11700, 12090, 13950, 14508, 16120, 18135, 18600, 20150, 23400, 24180, 27900, 28591, 29016, 30225, 36270, 40300, 48360, 55800, 57182, 60450, 72540, 80600, 85773, 90675, 114364, 120900, 142955, 145080, 171546, 181350, 228728, 241800, 257319, 285910, 343092, 362700, 371683, 428865, 514638, 571820, 686184, 714775, 725400, 743366, 857730, 886321, 1029276, 1115049, 1143640, 1286595, 1429550, 1486732, 1715460, 1772642, 1858415, 2058552, 2144325, 2230098, 2573190, 2658963, 2859100, 2973464, 3345147, 3430920, 3545284, 3716830, 4288650, 4431605, 4460196, 5146380, 5317926, 5575245, 5718200, 6432975, 6690294, 7090568, 7433660, 7976889, 8577300, 8863210, 8920392, 9292075, 10292760, 10635852, 11150490, 11522173, 12865950, 13294815, 13380588, 14867320, 15953778, 16725735, 17154600, 17726420, 18584150, 21271704, 22158025, 22300980, 23044346, 25731900, 26589630, 26761176, 27876225, 31907556, 33451470, 34566519, 35452840, 37168300, 39884445, 44316050, 44601960, 46088692, 51463800, 53179260, 55752450, 57610865, 63815112, 66474075, 66902940, 69133038, 74336600, 79768890, 83628675, 88632100, 92177384, 103699557, 106358520, 111504900, 115221730, 132948150, 133805880, 138266076, 159537780, 167257350, 172832595, 177264200, 199422225, 207399114, 223009800, 230443460, 265896300, 276532152, 288054325, 319075560, 334514700, 345665190, 398844450, 414798228, 460886920, 518497785, 531792600, 576108650, 669029400, 691330380, 797688900, 829596456, 864162975, 1036995570, 1152217300, 1382660760, 1595377800, 1728325950, 2073991140, 2304434600, 2592488925, 3456651900, 4147982280, 5184977850, 6913303800, 10369955700, 20739911400]

約数ペア:

[(1, 20739911400), (2, 10369955700), (3, 6913303800), (4, 5184977850), (5, 4147982280), (6, 3456651900), (8, 2592488925), (9, 2304434600), (10, 2073991140), (12, 1728325950), (13, 1595377800), (15, 1382660760), (18, 1152217300), (20, 1036995570), (24, 864162975), (25, 829596456), (26, 797688900), (30, 691330380), (31, 669029400), (36, 576108650), (39, 531792600), (40, 518497785), (45, 460886920), (50, 414798228), (52, 398844450), (60, 345665190), (62, 334514700), (65, 319075560), (72, 288054325), (75, 276532152), (78, 265896300), (90, 230443460), (93, 223009800), (100, 207399114), (104, 199422225), (117, 177264200), (120, 172832595), (124, 167257350), (130, 159537780), (150, 138266076), (155, 133805880), (156, 132948150), (180, 115221730), (186, 111504900), (195, 106358520), (200, 103699557), (225, 92177384), (234, 88632100), (248, 83628675), (260, 79768890), (279, 74336600), (300, 69133038), (310, 66902940), (312, 66474075), (325, 63815112), (360, 57610865), (372, 55752450), (390, 53179260), (403, 51463800), (450, 46088692), (465, 44601960), (468, 44316050), (520, 39884445), (558, 37168300), (585, 35452840), (600, 34566519), (620, 33451470), (650, 31907556), (744, 27876225), (775, 26761176), (780, 26589630), (806, 25731900), (900, 23044346), (930, 22300980), (936, 22158025), (975, 21271704), (1116, 18584150), (1170, 17726420), (1209, 17154600), (1240, 16725735), (1300, 15953778), (1395, 14867320), (1550, 13380588), (1560, 13294815), (1612, 12865950), (1800, 11522173), (1860, 11150490), (1950, 10635852), (2015, 10292760), (2232, 9292075), (2325, 8920392), (2340, 8863210), (2418, 8577300), (2600, 7976889), (2790, 7433660), (2925, 7090568), (3100, 6690294), (3224, 6432975), (3627, 5718200), (3720, 5575245), (3900, 5317926), (4030, 5146380), (4650, 4460196), (4680, 4431605), (4836, 4288650), (5580, 3716830), (5850, 3545284), (6045, 3430920), (6200, 3345147), (6975, 2973464), (7254, 2859100), (7800, 2658963), (8060, 2573190), (9300, 2230098), (9672, 2144325), (10075, 2058552), (11160, 1858415), (11700, 1772642), (12090, 1715460), (13950, 1486732), (14508, 1429550), (16120, 1286595), (18135, 1143640), (18600, 1115049), (20150, 1029276), (23400, 886321), (24180, 857730), (27900, 743366), (28591, 725400), (29016, 714775), (30225, 686184), (36270, 571820), (40300, 514638), (48360, 428865), (55800, 371683), (57182, 362700), (60450, 343092), (72540, 285910), (80600, 257319), (85773, 241800), (90675, 228728), (114364, 181350), (120900, 171546), (142955, 145080)]