20930705640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{64817}}^1$

素因数の和:64873

約数の個数: 256

約数和(自身を含む): 78403852800

約数和(自身を除く): 57473147160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 23, 24, 26, 27, 30, 36, 39, 40, 45, 46, 52, 54, 60, 65, 69, 72, 78, 90, 92, 104, 108, 115, 117, 120, 130, 135, 138, 156, 180, 184, 195, 207, 216, 230, 234, 260, 270, 276, 299, 312, 345, 351, 360, 390, 414, 460, 468, 520, 540, 552, 585, 598, 621, 690, 702, 780, 828, 897, 920, 936, 1035, 1080, 1170, 1196, 1242, 1380, 1404, 1495, 1560, 1656, 1755, 1794, 2070, 2340, 2392, 2484, 2691, 2760, 2808, 2990, 3105, 3510, 3588, 4140, 4485, 4680, 4968, 5382, 5980, 6210, 7020, 7176, 8073, 8280, 8970, 10764, 11960, 12420, 13455, 14040, 16146, 17940, 21528, 24840, 26910, 32292, 35880, 40365, 53820, 64584, 64817, 80730, 107640, 129634, 161460, 194451, 259268, 322920, 324085, 388902, 518536, 583353, 648170, 777804, 842621, 972255, 1166706, 1296340, 1490791, 1555608, 1685242, 1750059, 1944510, 2333412, 2527863, 2592680, 2916765, 2981582, 3370484, 3500118, 3889020, 4213105, 4472373, 4666824, 5055726, 5833530, 5963164, 6740968, 7000236, 7453955, 7583589, 7778040, 8426210, 8750295, 8944746, 10111452, 11667060, 11926328, 12639315, 13417119, 14000472, 14907910, 15167178, 16852420, 17500590, 17889492, 19380283, 20222904, 22361865, 22750767, 23334120, 25278630, 26834238, 29815820, 30334356, 33704840, 35001180, 35778984, 37917945, 38760566, 40251357, 44723730, 45501534, 50557260, 53668476, 58140849, 59631640, 60668712, 67085595, 70002360, 75835890, 77521132, 80502714, 89447460, 91003068, 96901415, 101114520, 107336952, 113753835, 116281698, 134171190, 151671780, 155042264, 161005428, 174422547, 178894920, 182006136, 193802830, 201256785, 227507670, 232563396, 268342380, 290704245, 303343560, 322010856, 348845094, 387605660, 402513570, 455015340, 465126792, 523267641, 536684760, 581408490, 697690188, 775211320, 805027140, 872112735, 910030680, 1046535282, 1162816980, 1395380376, 1610054280, 1744225470, 2093070564, 2325633960, 2616338205, 3488450940, 4186141128, 5232676410, 6976901880, 10465352820, 20930705640]

約数ペア:

[(1, 20930705640), (2, 10465352820), (3, 6976901880), (4, 5232676410), (5, 4186141128), (6, 3488450940), (8, 2616338205), (9, 2325633960), (10, 2093070564), (12, 1744225470), (13, 1610054280), (15, 1395380376), (18, 1162816980), (20, 1046535282), (23, 910030680), (24, 872112735), (26, 805027140), (27, 775211320), (30, 697690188), (36, 581408490), (39, 536684760), (40, 523267641), (45, 465126792), (46, 455015340), (52, 402513570), (54, 387605660), (60, 348845094), (65, 322010856), (69, 303343560), (72, 290704245), (78, 268342380), (90, 232563396), (92, 227507670), (104, 201256785), (108, 193802830), (115, 182006136), (117, 178894920), (120, 174422547), (130, 161005428), (135, 155042264), (138, 151671780), (156, 134171190), (180, 116281698), (184, 113753835), (195, 107336952), (207, 101114520), (216, 96901415), (230, 91003068), (234, 89447460), (260, 80502714), (270, 77521132), (276, 75835890), (299, 70002360), (312, 67085595), (345, 60668712), (351, 59631640), (360, 58140849), (390, 53668476), (414, 50557260), (460, 45501534), (468, 44723730), (520, 40251357), (540, 38760566), (552, 37917945), (585, 35778984), (598, 35001180), (621, 33704840), (690, 30334356), (702, 29815820), (780, 26834238), (828, 25278630), (897, 23334120), (920, 22750767), (936, 22361865), (1035, 20222904), (1080, 19380283), (1170, 17889492), (1196, 17500590), (1242, 16852420), (1380, 15167178), (1404, 14907910), (1495, 14000472), (1560, 13417119), (1656, 12639315), (1755, 11926328), (1794, 11667060), (2070, 10111452), (2340, 8944746), (2392, 8750295), (2484, 8426210), (2691, 7778040), (2760, 7583589), (2808, 7453955), (2990, 7000236), (3105, 6740968), (3510, 5963164), (3588, 5833530), (4140, 5055726), (4485, 4666824), (4680, 4472373), (4968, 4213105), (5382, 3889020), (5980, 3500118), (6210, 3370484), (7020, 2981582), (7176, 2916765), (8073, 2592680), (8280, 2527863), (8970, 2333412), (10764, 1944510), (11960, 1750059), (12420, 1685242), (13455, 1555608), (14040, 1490791), (16146, 1296340), (17940, 1166706), (21528, 972255), (24840, 842621), (26910, 777804), (32292, 648170), (35880, 583353), (40365, 518536), (53820, 388902), (64584, 324085), (64817, 322920), (80730, 259268), (107640, 194451), (129634, 161460)]