27720961740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{248797}}^1$

素因数の和:249431

約数の個数: 72

約数和(自身を含む): 84223098960

約数和(自身を除く): 56502137220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 619, 1238, 1857, 2476, 3095, 3714, 5571, 6190, 7428, 9285, 11142, 12380, 18570, 22284, 27855, 37140, 55710, 111420, 248797, 497594, 746391, 995188, 1243985, 1492782, 2239173, 2487970, 2985564, 3731955, 4478346, 4975940, 7463910, 8956692, 11195865, 14927820, 22391730, 44783460, 154005343, 308010686, 462016029, 616021372, 770026715, 924032058, 1386048087, 1540053430, 1848064116, 2310080145, 2772096174, 3080106860, 4620160290, 5544192348, 6930240435, 9240320580, 13860480870, 27720961740]

約数ペア:

[(1, 27720961740), (2, 13860480870), (3, 9240320580), (4, 6930240435), (5, 5544192348), (6, 4620160290), (9, 3080106860), (10, 2772096174), (12, 2310080145), (15, 1848064116), (18, 1540053430), (20, 1386048087), (30, 924032058), (36, 770026715), (45, 616021372), (60, 462016029), (90, 308010686), (180, 154005343), (619, 44783460), (1238, 22391730), (1857, 14927820), (2476, 11195865), (3095, 8956692), (3714, 7463910), (5571, 4975940), (6190, 4478346), (7428, 3731955), (9285, 2985564), (11142, 2487970), (12380, 2239173), (18570, 1492782), (22284, 1243985), (27855, 995188), (37140, 746391), (55710, 497594), (111420, 248797)]