78828720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 160

約数和(自身を含む): 262483200

約数和(自身を除く): 183654480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 59, 60, 76, 80, 95, 114, 118, 120, 152, 177, 190, 228, 236, 240, 285, 293, 295, 304, 354, 380, 456, 472, 570, 586, 590, 708, 760, 879, 885, 912, 944, 1121, 1140, 1172, 1180, 1416, 1465, 1520, 1758, 1770, 2242, 2280, 2344, 2360, 2832, 2930, 3363, 3516, 3540, 4395, 4484, 4560, 4688, 4720, 5567, 5605, 5860, 6726, 7032, 7080, 8790, 8968, 11134, 11210, 11720, 13452, 14064, 14160, 16701, 16815, 17287, 17580, 17936, 22268, 22420, 23440, 26904, 27835, 33402, 33630, 34574, 35160, 44536, 44840, 51861, 53808, 55670, 66804, 67260, 69148, 70320, 83505, 86435, 89072, 89680, 103722, 111340, 133608, 134520, 138296, 167010, 172870, 207444, 222680, 259305, 267216, 269040, 276592, 328453, 334020, 345740, 414888, 445360, 518610, 656906, 668040, 691480, 829776, 985359, 1037220, 1313812, 1336080, 1382960, 1642265, 1970718, 2074440, 2627624, 3284530, 3941436, 4148880, 4926795, 5255248, 6569060, 7882872, 9853590, 13138120, 15765744, 19707180, 26276240, 39414360, 78828720]

約数ペア:

[(1, 78828720), (2, 39414360), (3, 26276240), (4, 19707180), (5, 15765744), (6, 13138120), (8, 9853590), (10, 7882872), (12, 6569060), (15, 5255248), (16, 4926795), (19, 4148880), (20, 3941436), (24, 3284530), (30, 2627624), (38, 2074440), (40, 1970718), (48, 1642265), (57, 1382960), (59, 1336080), (60, 1313812), (76, 1037220), (80, 985359), (95, 829776), (114, 691480), (118, 668040), (120, 656906), (152, 518610), (177, 445360), (190, 414888), (228, 345740), (236, 334020), (240, 328453), (285, 276592), (293, 269040), (295, 267216), (304, 259305), (354, 222680), (380, 207444), (456, 172870), (472, 167010), (570, 138296), (586, 134520), (590, 133608), (708, 111340), (760, 103722), (879, 89680), (885, 89072), (912, 86435), (944, 83505), (1121, 70320), (1140, 69148), (1172, 67260), (1180, 66804), (1416, 55670), (1465, 53808), (1520, 51861), (1758, 44840), (1770, 44536), (2242, 35160), (2280, 34574), (2344, 33630), (2360, 33402), (2832, 27835), (2930, 26904), (3363, 23440), (3516, 22420), (3540, 22268), (4395, 17936), (4484, 17580), (4560, 17287), (4688, 16815), (4720, 16701), (5567, 14160), (5605, 14064), (5860, 13452), (6726, 11720), (7032, 11210), (7080, 11134), (8790, 8968)]