643505626920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43991}}^1\times {\mathrm{9377}}^1$

素因数の和:53395

約数の個数: 128

約数和(自身を含む): 2079287159040

約数和(自身を除く): 1435781532120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 9377, 18754, 28131, 37508, 43991, 46885, 56262, 75016, 87982, 93770, 112524, 121901, 131973, 140655, 175964, 187540, 219955, 225048, 243802, 263946, 281310, 351928, 365703, 375080, 439910, 487604, 527892, 562620, 571883, 609505, 659865, 731406, 879820, 975208, 1055784, 1125240, 1143766, 1219010, 1319730, 1462812, 1715649, 1759640, 1828515, 2287532, 2438020, 2639460, 2859415, 2925624, 3431298, 3657030, 4575064, 4876040, 5278920, 5718830, 6862596, 7314060, 8578245, 11437660, 13725192, 14628120, 17156490, 22875320, 34312980, 68625960, 412503607, 825007214, 1237510821, 1650014428, 2062518035, 2475021642, 3300028856, 4125036070, 4950043284, 5362546891, 6187554105, 8250072140, 9900086568, 10725093782, 12375108210, 16087640673, 16500144280, 21450187564, 24750216420, 26812734455, 32175281346, 42900375128, 49500432840, 53625468910, 64350562692, 80438203365, 107250937820, 128701125384, 160876406730, 214501875640, 321752813460, 643505626920]

約数ペア:

[(1, 643505626920), (2, 321752813460), (3, 214501875640), (4, 160876406730), (5, 128701125384), (6, 107250937820), (8, 80438203365), (10, 64350562692), (12, 53625468910), (13, 49500432840), (15, 42900375128), (20, 32175281346), (24, 26812734455), (26, 24750216420), (30, 21450187564), (39, 16500144280), (40, 16087640673), (52, 12375108210), (60, 10725093782), (65, 9900086568), (78, 8250072140), (104, 6187554105), (120, 5362546891), (130, 4950043284), (156, 4125036070), (195, 3300028856), (260, 2475021642), (312, 2062518035), (390, 1650014428), (520, 1237510821), (780, 825007214), (1560, 412503607), (9377, 68625960), (18754, 34312980), (28131, 22875320), (37508, 17156490), (43991, 14628120), (46885, 13725192), (56262, 11437660), (75016, 8578245), (87982, 7314060), (93770, 6862596), (112524, 5718830), (121901, 5278920), (131973, 4876040), (140655, 4575064), (175964, 3657030), (187540, 3431298), (219955, 2925624), (225048, 2859415), (243802, 2639460), (263946, 2438020), (281310, 2287532), (351928, 1828515), (365703, 1759640), (375080, 1715649), (439910, 1462812), (487604, 1319730), (527892, 1219010), (562620, 1143766), (571883, 1125240), (609505, 1055784), (659865, 975208), (731406, 879820)]