153999440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{59}}^2\times {\mathrm{79}}^1$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 421520640

約数和(自身を除く): 267521200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 59, 70, 79, 80, 112, 118, 140, 158, 236, 280, 295, 316, 395, 413, 472, 553, 560, 590, 632, 790, 826, 944, 1106, 1180, 1264, 1580, 1652, 2065, 2212, 2360, 2765, 3160, 3304, 3481, 4130, 4424, 4661, 4720, 5530, 6320, 6608, 6962, 8260, 8848, 9322, 11060, 13924, 16520, 17405, 18644, 22120, 23305, 24367, 27848, 32627, 33040, 34810, 37288, 44240, 46610, 48734, 55696, 65254, 69620, 74576, 93220, 97468, 121835, 130508, 139240, 163135, 186440, 194936, 243670, 261016, 274999, 278480, 326270, 372880, 389872, 487340, 522032, 549998, 652540, 974680, 1099996, 1305080, 1374995, 1924993, 1949360, 2199992, 2610160, 2749990, 3849986, 4399984, 5499980, 7699972, 9624965, 10999960, 15399944, 19249930, 21999920, 30799888, 38499860, 76999720, 153999440]

約数ペア:

[(1, 153999440), (2, 76999720), (4, 38499860), (5, 30799888), (7, 21999920), (8, 19249930), (10, 15399944), (14, 10999960), (16, 9624965), (20, 7699972), (28, 5499980), (35, 4399984), (40, 3849986), (56, 2749990), (59, 2610160), (70, 2199992), (79, 1949360), (80, 1924993), (112, 1374995), (118, 1305080), (140, 1099996), (158, 974680), (236, 652540), (280, 549998), (295, 522032), (316, 487340), (395, 389872), (413, 372880), (472, 326270), (553, 278480), (560, 274999), (590, 261016), (632, 243670), (790, 194936), (826, 186440), (944, 163135), (1106, 139240), (1180, 130508), (1264, 121835), (1580, 97468), (1652, 93220), (2065, 74576), (2212, 69620), (2360, 65254), (2765, 55696), (3160, 48734), (3304, 46610), (3481, 44240), (4130, 37288), (4424, 34810), (4661, 33040), (4720, 32627), (5530, 27848), (6320, 24367), (6608, 23305), (6962, 22120), (8260, 18644), (8848, 17405), (9322, 16520), (11060, 13924)]