187838520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{383}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 582819840

約数和(自身を除く): 394981320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 67, 120, 122, 134, 183, 201, 244, 268, 305, 335, 366, 383, 402, 488, 536, 610, 670, 732, 766, 804, 915, 1005, 1149, 1220, 1340, 1464, 1532, 1608, 1830, 1915, 2010, 2298, 2440, 2680, 3064, 3660, 3830, 4020, 4087, 4596, 5745, 7320, 7660, 8040, 8174, 9192, 11490, 12261, 15320, 16348, 20435, 22980, 23363, 24522, 25661, 32696, 40870, 45960, 46726, 49044, 51322, 61305, 70089, 76983, 81740, 93452, 98088, 102644, 116815, 122610, 128305, 140178, 153966, 163480, 186904, 205288, 233630, 245220, 256610, 280356, 307932, 350445, 384915, 467260, 490440, 513220, 560712, 615864, 700890, 769830, 934520, 1026440, 1401780, 1539660, 1565321, 2803560, 3079320, 3130642, 4695963, 6261284, 7826605, 9391926, 12522568, 15653210, 18783852, 23479815, 31306420, 37567704, 46959630, 62612840, 93919260, 187838520]

約数ペア:

[(1, 187838520), (2, 93919260), (3, 62612840), (4, 46959630), (5, 37567704), (6, 31306420), (8, 23479815), (10, 18783852), (12, 15653210), (15, 12522568), (20, 9391926), (24, 7826605), (30, 6261284), (40, 4695963), (60, 3130642), (61, 3079320), (67, 2803560), (120, 1565321), (122, 1539660), (134, 1401780), (183, 1026440), (201, 934520), (244, 769830), (268, 700890), (305, 615864), (335, 560712), (366, 513220), (383, 490440), (402, 467260), (488, 384915), (536, 350445), (610, 307932), (670, 280356), (732, 256610), (766, 245220), (804, 233630), (915, 205288), (1005, 186904), (1149, 163480), (1220, 153966), (1340, 140178), (1464, 128305), (1532, 122610), (1608, 116815), (1830, 102644), (1915, 98088), (2010, 93452), (2298, 81740), (2440, 76983), (2680, 70089), (3064, 61305), (3660, 51322), (3830, 49044), (4020, 46726), (4087, 45960), (4596, 40870), (5745, 32696), (7320, 25661), (7660, 24522), (8040, 23363), (8174, 22980), (9192, 20435), (11490, 16348), (12261, 15320)]