858163860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{78157}}^1$

素因数の和:78233

約数の個数: 72

約数和(自身を含む): 2645804616

約数和(自身を除く): 1787640756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 78157, 156314, 234471, 312628, 390785, 468942, 703413, 781570, 937884, 1172355, 1406826, 1563140, 2344710, 2813652, 3517065, 4689420, 4767577, 7034130, 9535154, 14068260, 14302731, 19070308, 23837885, 28605462, 42908193, 47675770, 57210924, 71513655, 85816386, 95351540, 143027310, 171632772, 214540965, 286054620, 429081930, 858163860]

約数ペア:

[(1, 858163860), (2, 429081930), (3, 286054620), (4, 214540965), (5, 171632772), (6, 143027310), (9, 95351540), (10, 85816386), (12, 71513655), (15, 57210924), (18, 47675770), (20, 42908193), (30, 28605462), (36, 23837885), (45, 19070308), (60, 14302731), (61, 14068260), (90, 9535154), (122, 7034130), (180, 4767577), (183, 4689420), (244, 3517065), (305, 2813652), (366, 2344710), (549, 1563140), (610, 1406826), (732, 1172355), (915, 937884), (1098, 781570), (1220, 703413), (1830, 468942), (2196, 390785), (2745, 312628), (3660, 234471), (5490, 156314), (10980, 78157)]