223662880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{691}}^1$

素因数の和:747

約数の個数: 144

約数和(自身を含む): 642430656

約数和(自身を除く): 418767776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 289, 340, 476, 544, 560, 578, 595, 680, 691, 952, 1120, 1156, 1190, 1360, 1382, 1445, 1904, 2023, 2312, 2380, 2720, 2764, 2890, 3455, 3808, 4046, 4624, 4760, 4837, 5528, 5780, 6910, 8092, 9248, 9520, 9674, 10115, 11056, 11560, 11747, 13820, 16184, 19040, 19348, 20230, 22112, 23120, 23494, 24185, 27640, 32368, 38696, 40460, 46240, 46988, 48370, 55280, 58735, 64736, 77392, 80920, 82229, 93976, 96740, 110560, 117470, 154784, 161840, 164458, 187952, 193480, 199699, 234940, 323680, 328916, 375904, 386960, 399398, 411145, 469880, 657832, 773920, 798796, 822290, 939760, 998495, 1315664, 1397893, 1597592, 1644580, 1879520, 1996990, 2631328, 2795786, 3195184, 3289160, 3993980, 5591572, 6390368, 6578320, 6989465, 7987960, 11183144, 13156640, 13978930, 15975920, 22366288, 27957860, 31951840, 44732576, 55915720, 111831440, 223662880]

約数ペア:

[(1, 223662880), (2, 111831440), (4, 55915720), (5, 44732576), (7, 31951840), (8, 27957860), (10, 22366288), (14, 15975920), (16, 13978930), (17, 13156640), (20, 11183144), (28, 7987960), (32, 6989465), (34, 6578320), (35, 6390368), (40, 5591572), (56, 3993980), (68, 3289160), (70, 3195184), (80, 2795786), (85, 2631328), (112, 1996990), (119, 1879520), (136, 1644580), (140, 1597592), (160, 1397893), (170, 1315664), (224, 998495), (238, 939760), (272, 822290), (280, 798796), (289, 773920), (340, 657832), (476, 469880), (544, 411145), (560, 399398), (578, 386960), (595, 375904), (680, 328916), (691, 323680), (952, 234940), (1120, 199699), (1156, 193480), (1190, 187952), (1360, 164458), (1382, 161840), (1445, 154784), (1904, 117470), (2023, 110560), (2312, 96740), (2380, 93976), (2720, 82229), (2764, 80920), (2890, 77392), (3455, 64736), (3808, 58735), (4046, 55280), (4624, 48370), (4760, 46988), (4837, 46240), (5528, 40460), (5780, 38696), (6910, 32368), (8092, 27640), (9248, 24185), (9520, 23494), (9674, 23120), (10115, 22112), (11056, 20230), (11560, 19348), (11747, 19040), (13820, 16184)]