64375920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:320

約数の個数: 240

約数和(自身を含む): 252787392

約数和(自身を除く): 188411472

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 53, 56, 60, 63, 70, 72, 80, 84, 90, 105, 106, 112, 120, 126, 140, 144, 159, 168, 180, 210, 212, 240, 241, 252, 265, 280, 315, 318, 336, 360, 371, 420, 424, 477, 482, 504, 530, 560, 630, 636, 720, 723, 742, 795, 840, 848, 954, 964, 1008, 1060, 1113, 1205, 1260, 1272, 1446, 1484, 1590, 1680, 1687, 1855, 1908, 1928, 2120, 2169, 2226, 2385, 2410, 2520, 2544, 2892, 2968, 3180, 3339, 3374, 3615, 3710, 3816, 3856, 4240, 4338, 4452, 4770, 4820, 5040, 5061, 5565, 5784, 5936, 6360, 6678, 6748, 7230, 7420, 7632, 8435, 8676, 8904, 9540, 9640, 10122, 10845, 11130, 11568, 12720, 12773, 13356, 13496, 14460, 14840, 15183, 16695, 16870, 17352, 17808, 19080, 19280, 20244, 21690, 22260, 25305, 25546, 26712, 26992, 28920, 29680, 30366, 33390, 33740, 34704, 38160, 38319, 40488, 43380, 44520, 50610, 51092, 53424, 57840, 60732, 63865, 66780, 67480, 75915, 76638, 80976, 86760, 89040, 89411, 101220, 102184, 114957, 121464, 127730, 133560, 134960, 151830, 153276, 173520, 178822, 191595, 202440, 204368, 229914, 242928, 255460, 267120, 268233, 303660, 306552, 357644, 383190, 404880, 447055, 459828, 510920, 536466, 574785, 607320, 613104, 715288, 766380, 804699, 894110, 919656, 1021840, 1072932, 1149570, 1214640, 1341165, 1430576, 1532760, 1609398, 1788220, 1839312, 2145864, 2299140, 2682330, 3065520, 3218796, 3576440, 4023495, 4291728, 4598280, 5364660, 6437592, 7152880, 8046990, 9196560, 10729320, 12875184, 16093980, 21458640, 32187960, 64375920]

約数ペア:

[(1, 64375920), (2, 32187960), (3, 21458640), (4, 16093980), (5, 12875184), (6, 10729320), (7, 9196560), (8, 8046990), (9, 7152880), (10, 6437592), (12, 5364660), (14, 4598280), (15, 4291728), (16, 4023495), (18, 3576440), (20, 3218796), (21, 3065520), (24, 2682330), (28, 2299140), (30, 2145864), (35, 1839312), (36, 1788220), (40, 1609398), (42, 1532760), (45, 1430576), (48, 1341165), (53, 1214640), (56, 1149570), (60, 1072932), (63, 1021840), (70, 919656), (72, 894110), (80, 804699), (84, 766380), (90, 715288), (105, 613104), (106, 607320), (112, 574785), (120, 536466), (126, 510920), (140, 459828), (144, 447055), (159, 404880), (168, 383190), (180, 357644), (210, 306552), (212, 303660), (240, 268233), (241, 267120), (252, 255460), (265, 242928), (280, 229914), (315, 204368), (318, 202440), (336, 191595), (360, 178822), (371, 173520), (420, 153276), (424, 151830), (477, 134960), (482, 133560), (504, 127730), (530, 121464), (560, 114957), (630, 102184), (636, 101220), (720, 89411), (723, 89040), (742, 86760), (795, 80976), (840, 76638), (848, 75915), (954, 67480), (964, 66780), (1008, 63865), (1060, 60732), (1113, 57840), (1205, 53424), (1260, 51092), (1272, 50610), (1446, 44520), (1484, 43380), (1590, 40488), (1680, 38319), (1687, 38160), (1855, 34704), (1908, 33740), (1928, 33390), (2120, 30366), (2169, 29680), (2226, 28920), (2385, 26992), (2410, 26712), (2520, 25546), (2544, 25305), (2892, 22260), (2968, 21690), (3180, 20244), (3339, 19280), (3374, 19080), (3615, 17808), (3710, 17352), (3816, 16870), (3856, 16695), (4240, 15183), (4338, 14840), (4452, 14460), (4770, 13496), (4820, 13356), (5040, 12773), (5061, 12720), (5565, 11568), (5784, 11130), (5936, 10845), (6360, 10122), (6678, 9640), (6748, 9540), (7230, 8904), (7420, 8676), (7632, 8435)]