27989460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1187}}^1$

素因数の和:1333

約数の個数: 72

約数和(自身を含む): 85621536

約数和(自身を除く): 57632076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1187, 1310, 1572, 1965, 2358, 2374, 2620, 3561, 3930, 4716, 4748, 5895, 5935, 7122, 7860, 10683, 11790, 11870, 14244, 17805, 21366, 23580, 23740, 35610, 42732, 53415, 71220, 106830, 155497, 213660, 310994, 466491, 621988, 777485, 932982, 1399473, 1554970, 1865964, 2332455, 2798946, 3109940, 4664910, 5597892, 6997365, 9329820, 13994730, 27989460]

約数ペア:

[(1, 27989460), (2, 13994730), (3, 9329820), (4, 6997365), (5, 5597892), (6, 4664910), (9, 3109940), (10, 2798946), (12, 2332455), (15, 1865964), (18, 1554970), (20, 1399473), (30, 932982), (36, 777485), (45, 621988), (60, 466491), (90, 310994), (131, 213660), (180, 155497), (262, 106830), (393, 71220), (524, 53415), (655, 42732), (786, 35610), (1179, 23740), (1187, 23580), (1310, 21366), (1572, 17805), (1965, 14244), (2358, 11870), (2374, 11790), (2620, 10683), (3561, 7860), (3930, 7122), (4716, 5935), (4748, 5895)]