290970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 48

約数和(自身を含む): 783432

約数和(自身を除く): 492462

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 53, 61, 90, 106, 122, 159, 183, 265, 305, 318, 366, 477, 530, 549, 610, 795, 915, 954, 1098, 1590, 1830, 2385, 2745, 3233, 4770, 5490, 6466, 9699, 16165, 19398, 29097, 32330, 48495, 58194, 96990, 145485, 290970]

約数ペア:

[(1, 290970), (2, 145485), (3, 96990), (5, 58194), (6, 48495), (9, 32330), (10, 29097), (15, 19398), (18, 16165), (30, 9699), (45, 6466), (53, 5490), (61, 4770), (90, 3233), (106, 2745), (122, 2385), (159, 1830), (183, 1590), (265, 1098), (305, 954), (318, 915), (366, 795), (477, 610), (530, 549)]