200294720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:440

約数の個数: 112

約数和(自身を含む): 501920256

約数和(自身を除く): 301625536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 122, 124, 155, 160, 244, 248, 305, 310, 320, 331, 488, 496, 610, 620, 662, 976, 992, 1220, 1240, 1324, 1655, 1891, 1952, 1984, 2440, 2480, 2648, 3310, 3782, 3904, 4880, 4960, 5296, 6620, 7564, 9455, 9760, 9920, 10261, 10592, 13240, 15128, 18910, 19520, 20191, 20522, 21184, 26480, 30256, 37820, 40382, 41044, 51305, 52960, 60512, 75640, 80764, 82088, 100955, 102610, 105920, 121024, 151280, 161528, 164176, 201910, 205220, 302560, 323056, 328352, 403820, 410440, 605120, 625921, 646112, 656704, 807640, 820880, 1251842, 1292224, 1615280, 1641760, 2503684, 3129605, 3230560, 3283520, 5007368, 6259210, 6461120, 10014736, 12518420, 20029472, 25036840, 40058944, 50073680, 100147360, 200294720]

約数ペア:

[(1, 200294720), (2, 100147360), (4, 50073680), (5, 40058944), (8, 25036840), (10, 20029472), (16, 12518420), (20, 10014736), (31, 6461120), (32, 6259210), (40, 5007368), (61, 3283520), (62, 3230560), (64, 3129605), (80, 2503684), (122, 1641760), (124, 1615280), (155, 1292224), (160, 1251842), (244, 820880), (248, 807640), (305, 656704), (310, 646112), (320, 625921), (331, 605120), (488, 410440), (496, 403820), (610, 328352), (620, 323056), (662, 302560), (976, 205220), (992, 201910), (1220, 164176), (1240, 161528), (1324, 151280), (1655, 121024), (1891, 105920), (1952, 102610), (1984, 100955), (2440, 82088), (2480, 80764), (2648, 75640), (3310, 60512), (3782, 52960), (3904, 51305), (4880, 41044), (4960, 40382), (5296, 37820), (6620, 30256), (7564, 26480), (9455, 21184), (9760, 20522), (9920, 20191), (10261, 19520), (10592, 18910), (13240, 15128)]