16142880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1$

素因数の和:243

約数の個数: 144

約数和(自身を含む): 55339200

約数和(自身を除く): 39196320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 199, 208, 240, 260, 312, 338, 390, 398, 416, 480, 507, 520, 597, 624, 676, 780, 796, 845, 995, 1014, 1040, 1194, 1248, 1352, 1560, 1592, 1690, 1990, 2028, 2080, 2388, 2535, 2587, 2704, 2985, 3120, 3184, 3380, 3980, 4056, 4776, 5070, 5174, 5408, 5970, 6240, 6368, 6760, 7761, 7960, 8112, 9552, 10140, 10348, 11940, 12935, 13520, 15522, 15920, 16224, 19104, 20280, 20696, 23880, 25870, 27040, 31044, 31840, 33631, 38805, 40560, 41392, 47760, 51740, 62088, 67262, 77610, 81120, 82784, 95520, 100893, 103480, 124176, 134524, 155220, 168155, 201786, 206960, 248352, 269048, 310440, 336310, 403572, 413920, 504465, 538096, 620880, 672620, 807144, 1008930, 1076192, 1241760, 1345240, 1614288, 2017860, 2690480, 3228576, 4035720, 5380960, 8071440, 16142880]

約数ペア:

[(1, 16142880), (2, 8071440), (3, 5380960), (4, 4035720), (5, 3228576), (6, 2690480), (8, 2017860), (10, 1614288), (12, 1345240), (13, 1241760), (15, 1076192), (16, 1008930), (20, 807144), (24, 672620), (26, 620880), (30, 538096), (32, 504465), (39, 413920), (40, 403572), (48, 336310), (52, 310440), (60, 269048), (65, 248352), (78, 206960), (80, 201786), (96, 168155), (104, 155220), (120, 134524), (130, 124176), (156, 103480), (160, 100893), (169, 95520), (195, 82784), (199, 81120), (208, 77610), (240, 67262), (260, 62088), (312, 51740), (338, 47760), (390, 41392), (398, 40560), (416, 38805), (480, 33631), (507, 31840), (520, 31044), (597, 27040), (624, 25870), (676, 23880), (780, 20696), (796, 20280), (845, 19104), (995, 16224), (1014, 15920), (1040, 15522), (1194, 13520), (1248, 12935), (1352, 11940), (1560, 10348), (1592, 10140), (1690, 9552), (1990, 8112), (2028, 7960), (2080, 7761), (2388, 6760), (2535, 6368), (2587, 6240), (2704, 5970), (2985, 5408), (3120, 5174), (3184, 5070), (3380, 4776), (3980, 4056)]