147228160

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^2\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 120

約数和(自身を含む): 376873200

約数和(自身を除く): 229645040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 199, 256, 272, 289, 320, 340, 398, 512, 544, 578, 640, 680, 796, 995, 1088, 1156, 1280, 1360, 1445, 1592, 1990, 2176, 2312, 2560, 2720, 2890, 3184, 3383, 3980, 4352, 4624, 5440, 5780, 6368, 6766, 7960, 8704, 9248, 10880, 11560, 12736, 13532, 15920, 16915, 18496, 21760, 23120, 25472, 27064, 31840, 33830, 36992, 43520, 46240, 50944, 54128, 57511, 63680, 67660, 73984, 92480, 101888, 108256, 115022, 127360, 135320, 147968, 184960, 216512, 230044, 254720, 270640, 287555, 369920, 433024, 460088, 509440, 541280, 575110, 739840, 866048, 920176, 1082560, 1150220, 1732096, 1840352, 2165120, 2300440, 3680704, 4330240, 4600880, 7361408, 8660480, 9201760, 14722816, 18403520, 29445632, 36807040, 73614080, 147228160]

約数ペア:

[(1, 147228160), (2, 73614080), (4, 36807040), (5, 29445632), (8, 18403520), (10, 14722816), (16, 9201760), (17, 8660480), (20, 7361408), (32, 4600880), (34, 4330240), (40, 3680704), (64, 2300440), (68, 2165120), (80, 1840352), (85, 1732096), (128, 1150220), (136, 1082560), (160, 920176), (170, 866048), (199, 739840), (256, 575110), (272, 541280), (289, 509440), (320, 460088), (340, 433024), (398, 369920), (512, 287555), (544, 270640), (578, 254720), (640, 230044), (680, 216512), (796, 184960), (995, 147968), (1088, 135320), (1156, 127360), (1280, 115022), (1360, 108256), (1445, 101888), (1592, 92480), (1990, 73984), (2176, 67660), (2312, 63680), (2560, 57511), (2720, 54128), (2890, 50944), (3184, 46240), (3383, 43520), (3980, 36992), (4352, 33830), (4624, 31840), (5440, 27064), (5780, 25472), (6368, 23120), (6766, 21760), (7960, 18496), (8704, 16915), (9248, 15920), (10880, 13532), (11560, 12736)]