16499940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^2\times {\mathrm{79}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 47591040

約数和(自身を除く): 31091100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 79, 118, 158, 177, 236, 237, 295, 316, 354, 395, 474, 590, 708, 790, 885, 948, 1180, 1185, 1580, 1770, 2370, 3481, 3540, 4661, 4740, 6962, 9322, 10443, 13924, 13983, 17405, 18644, 20886, 23305, 27966, 34810, 41772, 46610, 52215, 55932, 69620, 69915, 93220, 104430, 139830, 208860, 274999, 279660, 549998, 824997, 1099996, 1374995, 1649994, 2749990, 3299988, 4124985, 5499980, 8249970, 16499940]

約数ペア:

[(1, 16499940), (2, 8249970), (3, 5499980), (4, 4124985), (5, 3299988), (6, 2749990), (10, 1649994), (12, 1374995), (15, 1099996), (20, 824997), (30, 549998), (59, 279660), (60, 274999), (79, 208860), (118, 139830), (158, 104430), (177, 93220), (236, 69915), (237, 69620), (295, 55932), (316, 52215), (354, 46610), (395, 41772), (474, 34810), (590, 27966), (708, 23305), (790, 20886), (885, 18644), (948, 17405), (1180, 13983), (1185, 13924), (1580, 10443), (1770, 9322), (2370, 6962), (3481, 4740), (3540, 4661)]