42518340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1187}}^1$

素因数の和:1401

約数の個数: 72

約数和(自身を含む): 129729600

約数和(自身を除く): 87211260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1187, 1194, 1791, 1990, 2374, 2388, 2985, 3561, 3582, 3980, 4748, 5935, 5970, 7122, 7164, 8955, 10683, 11870, 11940, 14244, 17805, 17910, 21366, 23740, 35610, 35820, 42732, 53415, 71220, 106830, 213660, 236213, 472426, 708639, 944852, 1181065, 1417278, 2125917, 2362130, 2834556, 3543195, 4251834, 4724260, 7086390, 8503668, 10629585, 14172780, 21259170, 42518340]

約数ペア:

[(1, 42518340), (2, 21259170), (3, 14172780), (4, 10629585), (5, 8503668), (6, 7086390), (9, 4724260), (10, 4251834), (12, 3543195), (15, 2834556), (18, 2362130), (20, 2125917), (30, 1417278), (36, 1181065), (45, 944852), (60, 708639), (90, 472426), (180, 236213), (199, 213660), (398, 106830), (597, 71220), (796, 53415), (995, 42732), (1187, 35820), (1194, 35610), (1791, 23740), (1990, 21366), (2374, 17910), (2388, 17805), (2985, 14244), (3561, 11940), (3582, 11870), (3980, 10683), (4748, 8955), (5935, 7164), (5970, 7122)]