74257890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{503}}^1$

素因数の和:576

約数の個数: 128

約数和(自身を含む): 220631040

約数和(自身を除く): 146373150

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 37, 38, 42, 57, 70, 74, 95, 105, 111, 114, 133, 185, 190, 210, 222, 259, 266, 285, 370, 399, 503, 518, 555, 570, 665, 703, 777, 798, 1006, 1110, 1295, 1330, 1406, 1509, 1554, 1995, 2109, 2515, 2590, 3018, 3515, 3521, 3885, 3990, 4218, 4921, 5030, 7030, 7042, 7545, 7770, 9557, 9842, 10545, 10563, 14763, 15090, 17605, 18611, 19114, 21090, 21126, 24605, 28671, 29526, 35210, 37222, 47785, 49210, 52815, 55833, 57342, 66899, 73815, 93055, 95570, 105630, 111666, 130277, 133798, 143355, 147630, 186110, 200697, 260554, 279165, 286710, 334495, 353609, 390831, 401394, 558330, 651385, 668990, 707218, 781662, 1003485, 1060827, 1302770, 1768045, 1954155, 2006970, 2121654, 2475263, 3536090, 3908310, 4950526, 5304135, 7425789, 10608270, 12376315, 14851578, 24752630, 37128945, 74257890]

約数ペア:

[(1, 74257890), (2, 37128945), (3, 24752630), (5, 14851578), (6, 12376315), (7, 10608270), (10, 7425789), (14, 5304135), (15, 4950526), (19, 3908310), (21, 3536090), (30, 2475263), (35, 2121654), (37, 2006970), (38, 1954155), (42, 1768045), (57, 1302770), (70, 1060827), (74, 1003485), (95, 781662), (105, 707218), (111, 668990), (114, 651385), (133, 558330), (185, 401394), (190, 390831), (210, 353609), (222, 334495), (259, 286710), (266, 279165), (285, 260554), (370, 200697), (399, 186110), (503, 147630), (518, 143355), (555, 133798), (570, 130277), (665, 111666), (703, 105630), (777, 95570), (798, 93055), (1006, 73815), (1110, 66899), (1295, 57342), (1330, 55833), (1406, 52815), (1509, 49210), (1554, 47785), (1995, 37222), (2109, 35210), (2515, 29526), (2590, 28671), (3018, 24605), (3515, 21126), (3521, 21090), (3885, 19114), (3990, 18611), (4218, 17605), (4921, 15090), (5030, 14763), (7030, 10563), (7042, 10545), (7545, 9842), (7770, 9557)]