255785040

素因数分解:

$2^4\times 3^4\times 5^1\times 7^1\times {\mathrm{5639}}^1$

素因数の和:5671

約数の個数: 200

約数和(自身を含む): 1015470720

約数和(自身を除く): 759685680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 1008, 1080, 1134, 1260, 1296, 1512, 1620, 1680, 1890, 2160, 2268, 2520, 2835, 3024, 3240, 3780, 4536, 5040, 5639, 5670, 6480, 7560, 9072, 11278, 11340, 15120, 16917, 22556, 22680, 28195, 33834, 39473, 45112, 45360, 50751, 56390, 67668, 78946, 84585, 90224, 101502, 112780, 118419, 135336, 152253, 157892, 169170, 197365, 203004, 225560, 236838, 253755, 270672, 304506, 315784, 338340, 355257, 394730, 406008, 451120, 456759, 473676, 507510, 592095, 609012, 631568, 676680, 710514, 761265, 789460, 812016, 913518, 947352, 1015020, 1065771, 1184190, 1218024, 1353360, 1421028, 1522530, 1578920, 1776285, 1827036, 1894704, 2030040, 2131542, 2283795, 2368380, 2436048, 2842056, 3045060, 3157840, 3197313, 3552570, 3654072, 4060080, 4263084, 4567590, 4736760, 5328855, 5684112, 6090120, 6394626, 7105140, 7308144, 8526168, 9135180, 9473520, 10657710, 12180240, 12789252, 14210280, 15986565, 17052336, 18270360, 21315420, 25578504, 28420560, 31973130, 36540720, 42630840, 51157008, 63946260, 85261680, 127892520, 255785040]

約数ペア:

[(1, 255785040), (2, 127892520), (3, 85261680), (4, 63946260), (5, 51157008), (6, 42630840), (7, 36540720), (8, 31973130), (9, 28420560), (10, 25578504), (12, 21315420), (14, 18270360), (15, 17052336), (16, 15986565), (18, 14210280), (20, 12789252), (21, 12180240), (24, 10657710), (27, 9473520), (28, 9135180), (30, 8526168), (35, 7308144), (36, 7105140), (40, 6394626), (42, 6090120), (45, 5684112), (48, 5328855), (54, 4736760), (56, 4567590), (60, 4263084), (63, 4060080), (70, 3654072), (72, 3552570), (80, 3197313), (81, 3157840), (84, 3045060), (90, 2842056), (105, 2436048), (108, 2368380), (112, 2283795), (120, 2131542), (126, 2030040), (135, 1894704), (140, 1827036), (144, 1776285), (162, 1578920), (168, 1522530), (180, 1421028), (189, 1353360), (210, 1218024), (216, 1184190), (240, 1065771), (252, 1015020), (270, 947352), (280, 913518), (315, 812016), (324, 789460), (336, 761265), (360, 710514), (378, 676680), (405, 631568), (420, 609012), (432, 592095), (504, 507510), (540, 473676), (560, 456759), (567, 451120), (630, 406008), (648, 394730), (720, 355257), (756, 338340), (810, 315784), (840, 304506), (945, 270672), (1008, 253755), (1080, 236838), (1134, 225560), (1260, 203004), (1296, 197365), (1512, 169170), (1620, 157892), (1680, 152253), (1890, 135336), (2160, 118419), (2268, 112780), (2520, 101502), (2835, 90224), (3024, 84585), (3240, 78946), (3780, 67668), (4536, 56390), (5040, 50751), (5639, 45360), (5670, 45112), (6480, 39473), (7560, 33834), (9072, 28195), (11278, 22680), (11340, 22556), (15120, 16917)]