203731320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1789}}^1$

素因数の和:1889

約数の個数: 128

約数和(自身を含む): 667598400

約数和(自身を除く): 463867080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 73, 78, 104, 120, 130, 146, 156, 195, 219, 260, 292, 312, 365, 390, 438, 520, 584, 730, 780, 876, 949, 1095, 1460, 1560, 1752, 1789, 1898, 2190, 2847, 2920, 3578, 3796, 4380, 4745, 5367, 5694, 7156, 7592, 8760, 8945, 9490, 10734, 11388, 14235, 14312, 17890, 18980, 21468, 22776, 23257, 26835, 28470, 35780, 37960, 42936, 46514, 53670, 56940, 69771, 71560, 93028, 107340, 113880, 116285, 130597, 139542, 186056, 214680, 232570, 261194, 279084, 348855, 391791, 465140, 522388, 558168, 652985, 697710, 783582, 930280, 1044776, 1305970, 1395420, 1567164, 1697761, 1958955, 2611940, 2790840, 3134328, 3395522, 3917910, 5093283, 5223880, 6791044, 7835820, 8488805, 10186566, 13582088, 15671640, 16977610, 20373132, 25466415, 33955220, 40746264, 50932830, 67910440, 101865660, 203731320]

約数ペア:

[(1, 203731320), (2, 101865660), (3, 67910440), (4, 50932830), (5, 40746264), (6, 33955220), (8, 25466415), (10, 20373132), (12, 16977610), (13, 15671640), (15, 13582088), (20, 10186566), (24, 8488805), (26, 7835820), (30, 6791044), (39, 5223880), (40, 5093283), (52, 3917910), (60, 3395522), (65, 3134328), (73, 2790840), (78, 2611940), (104, 1958955), (120, 1697761), (130, 1567164), (146, 1395420), (156, 1305970), (195, 1044776), (219, 930280), (260, 783582), (292, 697710), (312, 652985), (365, 558168), (390, 522388), (438, 465140), (520, 391791), (584, 348855), (730, 279084), (780, 261194), (876, 232570), (949, 214680), (1095, 186056), (1460, 139542), (1560, 130597), (1752, 116285), (1789, 113880), (1898, 107340), (2190, 93028), (2847, 71560), (2920, 69771), (3578, 56940), (3796, 53670), (4380, 46514), (4745, 42936), (5367, 37960), (5694, 35780), (7156, 28470), (7592, 26835), (8760, 23257), (8945, 22776), (9490, 21468), (10734, 18980), (11388, 17890), (14235, 14312)]