19006680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1$

素因数の和:71

約数の個数: 256

約数和(自身を含む): 75893760

約数和(自身を除く): 56887080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 17, 20, 21, 22, 24, 28, 30, 33, 34, 35, 40, 42, 44, 51, 55, 56, 60, 66, 68, 70, 77, 84, 85, 88, 102, 105, 110, 119, 120, 121, 132, 136, 140, 154, 165, 168, 170, 187, 204, 210, 220, 231, 238, 242, 255, 264, 280, 308, 330, 340, 357, 363, 374, 385, 408, 420, 440, 462, 476, 484, 510, 561, 595, 605, 616, 660, 680, 714, 726, 748, 770, 840, 847, 924, 935, 952, 968, 1020, 1122, 1155, 1190, 1210, 1309, 1320, 1331, 1428, 1452, 1496, 1540, 1694, 1785, 1815, 1848, 1870, 2040, 2057, 2244, 2310, 2380, 2420, 2541, 2618, 2662, 2805, 2856, 2904, 3080, 3388, 3570, 3630, 3740, 3927, 3993, 4114, 4235, 4488, 4620, 4760, 4840, 5082, 5236, 5324, 5610, 6171, 6545, 6655, 6776, 7140, 7260, 7480, 7854, 7986, 8228, 8470, 9240, 9317, 10164, 10285, 10472, 10648, 11220, 12342, 12705, 13090, 13310, 14280, 14399, 14520, 15708, 15972, 16456, 16940, 18634, 19635, 19965, 20328, 20570, 22440, 22627, 24684, 25410, 26180, 26620, 27951, 28798, 30855, 31416, 31944, 33880, 37268, 39270, 39930, 41140, 43197, 45254, 46585, 49368, 50820, 52360, 53240, 55902, 57596, 61710, 67881, 71995, 74536, 78540, 79860, 82280, 86394, 90508, 93170, 101640, 111804, 113135, 115192, 123420, 135762, 139755, 143990, 157080, 158389, 159720, 172788, 181016, 186340, 215985, 223608, 226270, 246840, 271524, 279510, 287980, 316778, 339405, 345576, 372680, 431970, 452540, 475167, 543048, 559020, 575960, 633556, 678810, 791945, 863940, 905080, 950334, 1118040, 1267112, 1357620, 1583890, 1727880, 1900668, 2375835, 2715240, 3167780, 3801336, 4751670, 6335560, 9503340, 19006680]

約数ペア:

[(1, 19006680), (2, 9503340), (3, 6335560), (4, 4751670), (5, 3801336), (6, 3167780), (7, 2715240), (8, 2375835), (10, 1900668), (11, 1727880), (12, 1583890), (14, 1357620), (15, 1267112), (17, 1118040), (20, 950334), (21, 905080), (22, 863940), (24, 791945), (28, 678810), (30, 633556), (33, 575960), (34, 559020), (35, 543048), (40, 475167), (42, 452540), (44, 431970), (51, 372680), (55, 345576), (56, 339405), (60, 316778), (66, 287980), (68, 279510), (70, 271524), (77, 246840), (84, 226270), (85, 223608), (88, 215985), (102, 186340), (105, 181016), (110, 172788), (119, 159720), (120, 158389), (121, 157080), (132, 143990), (136, 139755), (140, 135762), (154, 123420), (165, 115192), (168, 113135), (170, 111804), (187, 101640), (204, 93170), (210, 90508), (220, 86394), (231, 82280), (238, 79860), (242, 78540), (255, 74536), (264, 71995), (280, 67881), (308, 61710), (330, 57596), (340, 55902), (357, 53240), (363, 52360), (374, 50820), (385, 49368), (408, 46585), (420, 45254), (440, 43197), (462, 41140), (476, 39930), (484, 39270), (510, 37268), (561, 33880), (595, 31944), (605, 31416), (616, 30855), (660, 28798), (680, 27951), (714, 26620), (726, 26180), (748, 25410), (770, 24684), (840, 22627), (847, 22440), (924, 20570), (935, 20328), (952, 19965), (968, 19635), (1020, 18634), (1122, 16940), (1155, 16456), (1190, 15972), (1210, 15708), (1309, 14520), (1320, 14399), (1331, 14280), (1428, 13310), (1452, 13090), (1496, 12705), (1540, 12342), (1694, 11220), (1785, 10648), (1815, 10472), (1848, 10285), (1870, 10164), (2040, 9317), (2057, 9240), (2244, 8470), (2310, 8228), (2380, 7986), (2420, 7854), (2541, 7480), (2618, 7260), (2662, 7140), (2805, 6776), (2856, 6655), (2904, 6545), (3080, 6171), (3388, 5610), (3570, 5324), (3630, 5236), (3740, 5082), (3927, 4840), (3993, 4760), (4114, 4620), (4235, 4488)]