660630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:109

約数の個数: 48

約数和(自身を含む): 1700784

約数和(自身を除く): 1040154

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 61, 95, 114, 122, 183, 190, 285, 305, 361, 366, 570, 610, 722, 915, 1083, 1159, 1805, 1830, 2166, 2318, 3477, 3610, 5415, 5795, 6954, 10830, 11590, 17385, 22021, 34770, 44042, 66063, 110105, 132126, 220210, 330315, 660630]

約数ペア:

[(1, 660630), (2, 330315), (3, 220210), (5, 132126), (6, 110105), (10, 66063), (15, 44042), (19, 34770), (30, 22021), (38, 17385), (57, 11590), (61, 10830), (95, 6954), (114, 5795), (122, 5415), (183, 3610), (190, 3477), (285, 2318), (305, 2166), (361, 1830), (366, 1805), (570, 1159), (610, 1083), (722, 915)]