78230220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:615

約数の個数: 96

約数和(自身を含む): 232538880

約数和(自身を除く): 154308660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 163, 190, 228, 285, 326, 380, 421, 489, 570, 652, 815, 842, 978, 1140, 1263, 1630, 1684, 1956, 2105, 2445, 2526, 3097, 3260, 4210, 4890, 5052, 6194, 6315, 7999, 8420, 9291, 9780, 12388, 12630, 15485, 15998, 18582, 23997, 25260, 30970, 31996, 37164, 39995, 46455, 47994, 61940, 68623, 79990, 92910, 95988, 119985, 137246, 159980, 185820, 205869, 239970, 274492, 343115, 411738, 479940, 686230, 823476, 1029345, 1303837, 1372460, 2058690, 2607674, 3911511, 4117380, 5215348, 6519185, 7823022, 13038370, 15646044, 19557555, 26076740, 39115110, 78230220]

約数ペア:

[(1, 78230220), (2, 39115110), (3, 26076740), (4, 19557555), (5, 15646044), (6, 13038370), (10, 7823022), (12, 6519185), (15, 5215348), (19, 4117380), (20, 3911511), (30, 2607674), (38, 2058690), (57, 1372460), (60, 1303837), (76, 1029345), (95, 823476), (114, 686230), (163, 479940), (190, 411738), (228, 343115), (285, 274492), (326, 239970), (380, 205869), (421, 185820), (489, 159980), (570, 137246), (652, 119985), (815, 95988), (842, 92910), (978, 79990), (1140, 68623), (1263, 61940), (1630, 47994), (1684, 46455), (1956, 39995), (2105, 37164), (2445, 31996), (2526, 30970), (3097, 25260), (3260, 23997), (4210, 18582), (4890, 15998), (5052, 15485), (6194, 12630), (6315, 12388), (7999, 9780), (8420, 9291)]