80927460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23663}}^1$

素因数の和:23697

約数の個数: 72

約数和(自身を含む): 258410880

約数和(自身を除く): 177483420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 23663, 47326, 70989, 94652, 118315, 141978, 212967, 236630, 283956, 354945, 425934, 449597, 473260, 709890, 851868, 899194, 1064835, 1348791, 1419780, 1798388, 2129670, 2247985, 2697582, 4046373, 4259340, 4495970, 5395164, 6743955, 8092746, 8991940, 13487910, 16185492, 20231865, 26975820, 40463730, 80927460]

約数ペア:

[(1, 80927460), (2, 40463730), (3, 26975820), (4, 20231865), (5, 16185492), (6, 13487910), (9, 8991940), (10, 8092746), (12, 6743955), (15, 5395164), (18, 4495970), (19, 4259340), (20, 4046373), (30, 2697582), (36, 2247985), (38, 2129670), (45, 1798388), (57, 1419780), (60, 1348791), (76, 1064835), (90, 899194), (95, 851868), (114, 709890), (171, 473260), (180, 449597), (190, 425934), (228, 354945), (285, 283956), (342, 236630), (380, 212967), (570, 141978), (684, 118315), (855, 94652), (1140, 70989), (1710, 47326), (3420, 23663)]