202017420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{397}}^1$

素因数の和:680

約数の個数: 144

約数和(自身を含む): 672785568

約数和(自身を除く): 470768148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 257, 330, 396, 397, 495, 514, 660, 771, 794, 990, 1028, 1191, 1285, 1542, 1588, 1980, 1985, 2313, 2382, 2570, 2827, 3084, 3573, 3855, 3970, 4367, 4626, 4764, 5140, 5654, 5955, 7146, 7710, 7940, 8481, 8734, 9252, 11308, 11565, 11910, 13101, 14135, 14292, 15420, 16962, 17468, 17865, 21835, 23130, 23820, 25443, 26202, 28270, 33924, 35730, 39303, 42405, 43670, 46260, 50886, 52404, 56540, 65505, 71460, 78606, 84810, 87340, 101772, 102029, 127215, 131010, 157212, 169620, 196515, 204058, 254430, 262020, 306087, 393030, 408116, 508860, 510145, 612174, 786060, 918261, 1020290, 1122319, 1224348, 1530435, 1836522, 2040580, 2244638, 3060870, 3366957, 3673044, 4489276, 4591305, 5611595, 6121740, 6733914, 9182610, 10100871, 11223190, 13467828, 16834785, 18365220, 20201742, 22446380, 33669570, 40403484, 50504355, 67339140, 101008710, 202017420]

約数ペア:

[(1, 202017420), (2, 101008710), (3, 67339140), (4, 50504355), (5, 40403484), (6, 33669570), (9, 22446380), (10, 20201742), (11, 18365220), (12, 16834785), (15, 13467828), (18, 11223190), (20, 10100871), (22, 9182610), (30, 6733914), (33, 6121740), (36, 5611595), (44, 4591305), (45, 4489276), (55, 3673044), (60, 3366957), (66, 3060870), (90, 2244638), (99, 2040580), (110, 1836522), (132, 1530435), (165, 1224348), (180, 1122319), (198, 1020290), (220, 918261), (257, 786060), (330, 612174), (396, 510145), (397, 508860), (495, 408116), (514, 393030), (660, 306087), (771, 262020), (794, 254430), (990, 204058), (1028, 196515), (1191, 169620), (1285, 157212), (1542, 131010), (1588, 127215), (1980, 102029), (1985, 101772), (2313, 87340), (2382, 84810), (2570, 78606), (2827, 71460), (3084, 65505), (3573, 56540), (3855, 52404), (3970, 50886), (4367, 46260), (4626, 43670), (4764, 42405), (5140, 39303), (5654, 35730), (5955, 33924), (7146, 28270), (7710, 26202), (7940, 25443), (8481, 23820), (8734, 23130), (9252, 21835), (11308, 17865), (11565, 17468), (11910, 16962), (13101, 15420), (14135, 14292)]