90210120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:796

約数の個数: 256

約数和(自身を含む): 363847680

約数和(自身を除く): 273637560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 520, 546, 572, 616, 660, 715, 728, 751, 770, 780, 840, 858, 910, 924, 1001, 1092, 1144, 1155, 1320, 1365, 1430, 1502, 1540, 1560, 1716, 1820, 1848, 2002, 2145, 2184, 2253, 2310, 2730, 2860, 3003, 3004, 3080, 3432, 3640, 3755, 4004, 4290, 4506, 4620, 5005, 5257, 5460, 5720, 6006, 6008, 7510, 8008, 8261, 8580, 9012, 9240, 9763, 10010, 10514, 10920, 11265, 12012, 15015, 15020, 15771, 16522, 17160, 18024, 19526, 20020, 21028, 22530, 24024, 24783, 26285, 29289, 30030, 30040, 31542, 33044, 39052, 40040, 41305, 42056, 45060, 48815, 49566, 52570, 57827, 58578, 60060, 63084, 66088, 68341, 78104, 78855, 82610, 90120, 97630, 99132, 105140, 107393, 115654, 117156, 120120, 123915, 126168, 136682, 146445, 157710, 165220, 173481, 195260, 198264, 205023, 210280, 214786, 231308, 234312, 247830, 273364, 289135, 292890, 315420, 322179, 330440, 341705, 346962, 390520, 410046, 429572, 462616, 495660, 536965, 546728, 578270, 585780, 630840, 644358, 683410, 693924, 751751, 820092, 859144, 867405, 991320, 1025115, 1073930, 1156540, 1171560, 1288716, 1366820, 1387848, 1503502, 1610895, 1640184, 1734810, 2050230, 2147860, 2255253, 2313080, 2577432, 2733640, 3007004, 3221790, 3469620, 3758755, 4100460, 4295720, 4510506, 6014008, 6443580, 6939240, 7517510, 8200920, 9021012, 11276265, 12887160, 15035020, 18042024, 22552530, 30070040, 45105060, 90210120]

約数ペア:

[(1, 90210120), (2, 45105060), (3, 30070040), (4, 22552530), (5, 18042024), (6, 15035020), (7, 12887160), (8, 11276265), (10, 9021012), (11, 8200920), (12, 7517510), (13, 6939240), (14, 6443580), (15, 6014008), (20, 4510506), (21, 4295720), (22, 4100460), (24, 3758755), (26, 3469620), (28, 3221790), (30, 3007004), (33, 2733640), (35, 2577432), (39, 2313080), (40, 2255253), (42, 2147860), (44, 2050230), (52, 1734810), (55, 1640184), (56, 1610895), (60, 1503502), (65, 1387848), (66, 1366820), (70, 1288716), (77, 1171560), (78, 1156540), (84, 1073930), (88, 1025115), (91, 991320), (104, 867405), (105, 859144), (110, 820092), (120, 751751), (130, 693924), (132, 683410), (140, 644358), (143, 630840), (154, 585780), (156, 578270), (165, 546728), (168, 536965), (182, 495660), (195, 462616), (210, 429572), (220, 410046), (231, 390520), (260, 346962), (264, 341705), (273, 330440), (280, 322179), (286, 315420), (308, 292890), (312, 289135), (330, 273364), (364, 247830), (385, 234312), (390, 231308), (420, 214786), (429, 210280), (440, 205023), (455, 198264), (462, 195260), (520, 173481), (546, 165220), (572, 157710), (616, 146445), (660, 136682), (715, 126168), (728, 123915), (751, 120120), (770, 117156), (780, 115654), (840, 107393), (858, 105140), (910, 99132), (924, 97630), (1001, 90120), (1092, 82610), (1144, 78855), (1155, 78104), (1320, 68341), (1365, 66088), (1430, 63084), (1502, 60060), (1540, 58578), (1560, 57827), (1716, 52570), (1820, 49566), (1848, 48815), (2002, 45060), (2145, 42056), (2184, 41305), (2253, 40040), (2310, 39052), (2730, 33044), (2860, 31542), (3003, 30040), (3004, 30030), (3080, 29289), (3432, 26285), (3640, 24783), (3755, 24024), (4004, 22530), (4290, 21028), (4506, 20020), (4620, 19526), (5005, 18024), (5257, 17160), (5460, 16522), (5720, 15771), (6006, 15020), (6008, 15015), (7510, 12012), (8008, 11265), (8261, 10920), (8580, 10514), (9012, 10010), (9240, 9763)]