42842720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:880

約数の個数: 96

約数和(自身を含む): 112946400

約数和(自身を除く): 70103680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 160, 170, 190, 272, 304, 323, 340, 380, 544, 608, 646, 680, 760, 829, 1292, 1360, 1520, 1615, 1658, 2584, 2720, 3040, 3230, 3316, 4145, 5168, 6460, 6632, 8290, 10336, 12920, 13264, 14093, 15751, 16580, 25840, 26528, 28186, 31502, 33160, 51680, 56372, 63004, 66320, 70465, 78755, 112744, 126008, 132640, 140930, 157510, 225488, 252016, 267767, 281860, 315020, 450976, 504032, 535534, 563720, 630040, 1071068, 1127440, 1260080, 1338835, 2142136, 2254880, 2520160, 2677670, 4284272, 5355340, 8568544, 10710680, 21421360, 42842720]

約数ペア:

[(1, 42842720), (2, 21421360), (4, 10710680), (5, 8568544), (8, 5355340), (10, 4284272), (16, 2677670), (17, 2520160), (19, 2254880), (20, 2142136), (32, 1338835), (34, 1260080), (38, 1127440), (40, 1071068), (68, 630040), (76, 563720), (80, 535534), (85, 504032), (95, 450976), (136, 315020), (152, 281860), (160, 267767), (170, 252016), (190, 225488), (272, 157510), (304, 140930), (323, 132640), (340, 126008), (380, 112744), (544, 78755), (608, 70465), (646, 66320), (680, 63004), (760, 56372), (829, 51680), (1292, 33160), (1360, 31502), (1520, 28186), (1615, 26528), (1658, 25840), (2584, 16580), (2720, 15751), (3040, 14093), (3230, 13264), (3316, 12920), (4145, 10336), (5168, 8290), (6460, 6632)]