221627840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:794

約数の個数: 112

約数和(自身を含む): 607844352

約数和(自身を除く): 386216512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 163, 224, 280, 320, 326, 448, 560, 607, 652, 815, 1120, 1141, 1214, 1304, 1630, 2240, 2282, 2428, 2608, 3035, 3260, 4249, 4564, 4856, 5216, 5705, 6070, 6520, 8498, 9128, 9712, 10432, 11410, 12140, 13040, 16996, 18256, 19424, 21245, 22820, 24280, 26080, 33992, 36512, 38848, 42490, 45640, 48560, 52160, 67984, 73024, 84980, 91280, 97120, 98941, 135968, 169960, 182560, 194240, 197882, 271936, 339920, 365120, 395764, 494705, 679840, 692587, 791528, 989410, 1359680, 1385174, 1583056, 1978820, 2770348, 3166112, 3462935, 3957640, 5540696, 6332224, 6925870, 7915280, 11081392, 13851740, 15830560, 22162784, 27703480, 31661120, 44325568, 55406960, 110813920, 221627840]

約数ペア:

[(1, 221627840), (2, 110813920), (4, 55406960), (5, 44325568), (7, 31661120), (8, 27703480), (10, 22162784), (14, 15830560), (16, 13851740), (20, 11081392), (28, 7915280), (32, 6925870), (35, 6332224), (40, 5540696), (56, 3957640), (64, 3462935), (70, 3166112), (80, 2770348), (112, 1978820), (140, 1583056), (160, 1385174), (163, 1359680), (224, 989410), (280, 791528), (320, 692587), (326, 679840), (448, 494705), (560, 395764), (607, 365120), (652, 339920), (815, 271936), (1120, 197882), (1141, 194240), (1214, 182560), (1304, 169960), (1630, 135968), (2240, 98941), (2282, 97120), (2428, 91280), (2608, 84980), (3035, 73024), (3260, 67984), (4249, 52160), (4564, 48560), (4856, 45640), (5216, 42490), (5705, 38848), (6070, 36512), (6520, 33992), (8498, 26080), (9128, 24280), (9712, 22820), (10432, 21245), (11410, 19424), (12140, 18256), (13040, 16996)]