28316460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:511

約数の個数: 96

約数和(自身を含む): 85075200

約数和(自身を除く): 56758740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 59, 60, 76, 95, 114, 118, 177, 190, 228, 236, 285, 295, 354, 380, 421, 570, 590, 708, 842, 885, 1121, 1140, 1180, 1263, 1684, 1770, 2105, 2242, 2526, 3363, 3540, 4210, 4484, 5052, 5605, 6315, 6726, 7999, 8420, 11210, 12630, 13452, 15998, 16815, 22420, 23997, 24839, 25260, 31996, 33630, 39995, 47994, 49678, 67260, 74517, 79990, 95988, 99356, 119985, 124195, 149034, 159980, 239970, 248390, 298068, 372585, 471941, 479940, 496780, 745170, 943882, 1415823, 1490340, 1887764, 2359705, 2831646, 4719410, 5663292, 7079115, 9438820, 14158230, 28316460]

約数ペア:

[(1, 28316460), (2, 14158230), (3, 9438820), (4, 7079115), (5, 5663292), (6, 4719410), (10, 2831646), (12, 2359705), (15, 1887764), (19, 1490340), (20, 1415823), (30, 943882), (38, 745170), (57, 496780), (59, 479940), (60, 471941), (76, 372585), (95, 298068), (114, 248390), (118, 239970), (177, 159980), (190, 149034), (228, 124195), (236, 119985), (285, 99356), (295, 95988), (354, 79990), (380, 74517), (421, 67260), (570, 49678), (590, 47994), (708, 39995), (842, 33630), (885, 31996), (1121, 25260), (1140, 24839), (1180, 23997), (1263, 22420), (1684, 16815), (1770, 15998), (2105, 13452), (2242, 12630), (2526, 11210), (3363, 8420), (3540, 7999), (4210, 6726), (4484, 6315), (5052, 5605)]