8871840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:183

約数の個数: 144

約数和(自身を含む): 31076136

約数和(自身を除く): 22204296

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 61, 72, 80, 90, 96, 101, 120, 122, 144, 160, 180, 183, 202, 240, 244, 288, 303, 305, 360, 366, 404, 480, 488, 505, 549, 606, 610, 720, 732, 808, 909, 915, 976, 1010, 1098, 1212, 1220, 1440, 1464, 1515, 1616, 1818, 1830, 1952, 2020, 2196, 2424, 2440, 2745, 2928, 3030, 3232, 3636, 3660, 4040, 4392, 4545, 4848, 4880, 5490, 5856, 6060, 6161, 7272, 7320, 8080, 8784, 9090, 9696, 9760, 10980, 12120, 12322, 14544, 14640, 16160, 17568, 18180, 18483, 21960, 24240, 24644, 29088, 29280, 30805, 36360, 36966, 43920, 48480, 49288, 55449, 61610, 72720, 73932, 87840, 92415, 98576, 110898, 123220, 145440, 147864, 184830, 197152, 221796, 246440, 277245, 295728, 369660, 443592, 492880, 554490, 591456, 739320, 887184, 985760, 1108980, 1478640, 1774368, 2217960, 2957280, 4435920, 8871840]

約数ペア:

[(1, 8871840), (2, 4435920), (3, 2957280), (4, 2217960), (5, 1774368), (6, 1478640), (8, 1108980), (9, 985760), (10, 887184), (12, 739320), (15, 591456), (16, 554490), (18, 492880), (20, 443592), (24, 369660), (30, 295728), (32, 277245), (36, 246440), (40, 221796), (45, 197152), (48, 184830), (60, 147864), (61, 145440), (72, 123220), (80, 110898), (90, 98576), (96, 92415), (101, 87840), (120, 73932), (122, 72720), (144, 61610), (160, 55449), (180, 49288), (183, 48480), (202, 43920), (240, 36966), (244, 36360), (288, 30805), (303, 29280), (305, 29088), (360, 24644), (366, 24240), (404, 21960), (480, 18483), (488, 18180), (505, 17568), (549, 16160), (606, 14640), (610, 14544), (720, 12322), (732, 12120), (808, 10980), (909, 9760), (915, 9696), (976, 9090), (1010, 8784), (1098, 8080), (1212, 7320), (1220, 7272), (1440, 6161), (1464, 6060), (1515, 5856), (1616, 5490), (1818, 4880), (1830, 4848), (1952, 4545), (2020, 4392), (2196, 4040), (2424, 3660), (2440, 3636), (2745, 3232), (2928, 3030)]