78382920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:548

約数の個数: 256

約数和(自身を含む): 311040000

約数和(自身を除く): 232657080

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, 132, 136, 140, 154, 165, 168, 170, 187, 204, 210, 220, 231, 238, 255, 264, 280, 308, 330, 340, 357, 374, 385, 408, 420, 440, 462, 476, 499, 510, 561, 595, 616, 660, 680, 714, 748, 770, 840, 924, 935, 952, 998, 1020, 1122, 1155, 1190, 1309, 1320, 1428, 1496, 1497, 1540, 1785, 1848, 1870, 1996, 2040, 2244, 2310, 2380, 2495, 2618, 2805, 2856, 2994, 3080, 3493, 3570, 3740, 3927, 3992, 4488, 4620, 4760, 4990, 5236, 5489, 5610, 5988, 6545, 6986, 7140, 7480, 7485, 7854, 8483, 9240, 9980, 10472, 10479, 10978, 11220, 11976, 13090, 13972, 14280, 14970, 15708, 16467, 16966, 17465, 19635, 19960, 20958, 21956, 22440, 25449, 26180, 27445, 27944, 29940, 31416, 32934, 33932, 34930, 38423, 39270, 41916, 42415, 43912, 50898, 52360, 52395, 54890, 59381, 59880, 65868, 67864, 69860, 76846, 78540, 82335, 83832, 84830, 93313, 101796, 104790, 109780, 115269, 118762, 127245, 131736, 139720, 153692, 157080, 164670, 169660, 178143, 186626, 192115, 203592, 209580, 219560, 230538, 237524, 254490, 279939, 296905, 307384, 329340, 339320, 356286, 373252, 384230, 419160, 461076, 466565, 475048, 508980, 559878, 576345, 593810, 653191, 658680, 712572, 746504, 768460, 890715, 922152, 933130, 1017960, 1119756, 1152690, 1187620, 1306382, 1399695, 1425144, 1536920, 1781430, 1866260, 1959573, 2239512, 2305380, 2375240, 2612764, 2799390, 3265955, 3562860, 3732520, 3919146, 4610760, 5225528, 5598780, 6531910, 7125720, 7838292, 9797865, 11197560, 13063820, 15676584, 19595730, 26127640, 39191460, 78382920]

約数ペア:

[(1, 78382920), (2, 39191460), (3, 26127640), (4, 19595730), (5, 15676584), (6, 13063820), (7, 11197560), (8, 9797865), (10, 7838292), (11, 7125720), (12, 6531910), (14, 5598780), (15, 5225528), (17, 4610760), (20, 3919146), (21, 3732520), (22, 3562860), (24, 3265955), (28, 2799390), (30, 2612764), (33, 2375240), (34, 2305380), (35, 2239512), (40, 1959573), (42, 1866260), (44, 1781430), (51, 1536920), (55, 1425144), (56, 1399695), (60, 1306382), (66, 1187620), (68, 1152690), (70, 1119756), (77, 1017960), (84, 933130), (85, 922152), (88, 890715), (102, 768460), (105, 746504), (110, 712572), (119, 658680), (120, 653191), (132, 593810), (136, 576345), (140, 559878), (154, 508980), (165, 475048), (168, 466565), (170, 461076), (187, 419160), (204, 384230), (210, 373252), (220, 356286), (231, 339320), (238, 329340), (255, 307384), (264, 296905), (280, 279939), (308, 254490), (330, 237524), (340, 230538), (357, 219560), (374, 209580), (385, 203592), (408, 192115), (420, 186626), (440, 178143), (462, 169660), (476, 164670), (499, 157080), (510, 153692), (561, 139720), (595, 131736), (616, 127245), (660, 118762), (680, 115269), (714, 109780), (748, 104790), (770, 101796), (840, 93313), (924, 84830), (935, 83832), (952, 82335), (998, 78540), (1020, 76846), (1122, 69860), (1155, 67864), (1190, 65868), (1309, 59880), (1320, 59381), (1428, 54890), (1496, 52395), (1497, 52360), (1540, 50898), (1785, 43912), (1848, 42415), (1870, 41916), (1996, 39270), (2040, 38423), (2244, 34930), (2310, 33932), (2380, 32934), (2495, 31416), (2618, 29940), (2805, 27944), (2856, 27445), (2994, 26180), (3080, 25449), (3493, 22440), (3570, 21956), (3740, 20958), (3927, 19960), (3992, 19635), (4488, 17465), (4620, 16966), (4760, 16467), (4990, 15708), (5236, 14970), (5489, 14280), (5610, 13972), (5988, 13090), (6545, 11976), (6986, 11220), (7140, 10978), (7480, 10479), (7485, 10472), (7854, 9980), (8483, 9240)]