406979460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{10139}}^1$

素因数の和:10377

約数の個数: 72

約数和(自身を含む): 1240162560

約数和(自身を除く): 833183100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 223, 446, 669, 892, 1115, 1338, 2007, 2230, 2676, 3345, 4014, 4460, 6690, 8028, 10035, 10139, 13380, 20070, 20278, 30417, 40140, 40556, 50695, 60834, 91251, 101390, 121668, 152085, 182502, 202780, 304170, 365004, 456255, 608340, 912510, 1825020, 2260997, 4521994, 6782991, 9043988, 11304985, 13565982, 20348973, 22609970, 27131964, 33914955, 40697946, 45219940, 67829910, 81395892, 101744865, 135659820, 203489730, 406979460]

約数ペア:

[(1, 406979460), (2, 203489730), (3, 135659820), (4, 101744865), (5, 81395892), (6, 67829910), (9, 45219940), (10, 40697946), (12, 33914955), (15, 27131964), (18, 22609970), (20, 20348973), (30, 13565982), (36, 11304985), (45, 9043988), (60, 6782991), (90, 4521994), (180, 2260997), (223, 1825020), (446, 912510), (669, 608340), (892, 456255), (1115, 365004), (1338, 304170), (2007, 202780), (2230, 182502), (2676, 152085), (3345, 121668), (4014, 101390), (4460, 91251), (6690, 60834), (8028, 50695), (10035, 40556), (10139, 40140), (13380, 30417), (20070, 20278)]