16372720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1$

素因数の和:219

約数の個数: 120

約数和(自身を含む): 47380896

約数和(自身を除く): 31008176

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 173, 182, 208, 260, 280, 338, 346, 364, 455, 520, 560, 676, 692, 728, 845, 865, 910, 1040, 1183, 1211, 1352, 1384, 1456, 1690, 1730, 1820, 2249, 2366, 2422, 2704, 2768, 3380, 3460, 3640, 4498, 4732, 4844, 5915, 6055, 6760, 6920, 7280, 8996, 9464, 9688, 11245, 11830, 12110, 13520, 13840, 15743, 17992, 18928, 19376, 22490, 23660, 24220, 29237, 31486, 35984, 44980, 47320, 48440, 58474, 62972, 78715, 89960, 94640, 96880, 116948, 125944, 146185, 157430, 179920, 204659, 233896, 251888, 292370, 314860, 409318, 467792, 584740, 629720, 818636, 1023295, 1169480, 1259440, 1637272, 2046590, 2338960, 3274544, 4093180, 8186360, 16372720]

約数ペア:

[(1, 16372720), (2, 8186360), (4, 4093180), (5, 3274544), (7, 2338960), (8, 2046590), (10, 1637272), (13, 1259440), (14, 1169480), (16, 1023295), (20, 818636), (26, 629720), (28, 584740), (35, 467792), (40, 409318), (52, 314860), (56, 292370), (65, 251888), (70, 233896), (80, 204659), (91, 179920), (104, 157430), (112, 146185), (130, 125944), (140, 116948), (169, 96880), (173, 94640), (182, 89960), (208, 78715), (260, 62972), (280, 58474), (338, 48440), (346, 47320), (364, 44980), (455, 35984), (520, 31486), (560, 29237), (676, 24220), (692, 23660), (728, 22490), (845, 19376), (865, 18928), (910, 17992), (1040, 15743), (1183, 13840), (1211, 13520), (1352, 12110), (1384, 11830), (1456, 11245), (1690, 9688), (1730, 9464), (1820, 8996), (2249, 7280), (2366, 6920), (2422, 6760), (2704, 6055), (2768, 5915), (3380, 4844), (3460, 4732), (3640, 4498)]