206994420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 192

約数和(自身を含む): 671328000

約数和(自身を除く): 464333580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 73, 89, 90, 108, 118, 135, 146, 177, 178, 180, 219, 236, 267, 270, 292, 295, 354, 356, 365, 438, 445, 531, 534, 540, 590, 657, 708, 730, 801, 876, 885, 890, 1062, 1068, 1095, 1180, 1314, 1335, 1460, 1593, 1602, 1770, 1780, 1971, 2124, 2190, 2403, 2628, 2655, 2670, 3186, 3204, 3285, 3540, 3942, 4005, 4307, 4380, 4806, 5251, 5310, 5340, 6372, 6497, 6570, 7884, 7965, 8010, 8614, 9612, 9855, 10502, 10620, 12015, 12921, 12994, 13140, 15753, 15930, 16020, 17228, 19491, 19710, 21004, 21535, 24030, 25842, 25988, 26255, 31506, 31860, 32485, 38763, 38982, 39420, 43070, 47259, 48060, 51684, 52510, 58473, 63012, 64605, 64970, 77526, 77964, 78765, 86140, 94518, 97455, 105020, 116289, 116946, 129210, 129940, 141777, 155052, 157530, 175419, 189036, 193815, 194910, 232578, 233892, 236295, 258420, 283554, 292365, 315060, 350838, 383323, 387630, 389820, 465156, 472590, 567108, 581445, 584730, 701676, 708885, 766646, 775260, 877095, 945180, 1149969, 1162890, 1169460, 1417770, 1533292, 1754190, 1916615, 2299938, 2325780, 2835540, 3449907, 3508380, 3833230, 4599876, 5749845, 6899814, 7666460, 10349721, 11499690, 13799628, 17249535, 20699442, 22999380, 34499070, 41398884, 51748605, 68998140, 103497210, 206994420]

約数ペア:

[(1, 206994420), (2, 103497210), (3, 68998140), (4, 51748605), (5, 41398884), (6, 34499070), (9, 22999380), (10, 20699442), (12, 17249535), (15, 13799628), (18, 11499690), (20, 10349721), (27, 7666460), (30, 6899814), (36, 5749845), (45, 4599876), (54, 3833230), (59, 3508380), (60, 3449907), (73, 2835540), (89, 2325780), (90, 2299938), (108, 1916615), (118, 1754190), (135, 1533292), (146, 1417770), (177, 1169460), (178, 1162890), (180, 1149969), (219, 945180), (236, 877095), (267, 775260), (270, 766646), (292, 708885), (295, 701676), (354, 584730), (356, 581445), (365, 567108), (438, 472590), (445, 465156), (531, 389820), (534, 387630), (540, 383323), (590, 350838), (657, 315060), (708, 292365), (730, 283554), (801, 258420), (876, 236295), (885, 233892), (890, 232578), (1062, 194910), (1068, 193815), (1095, 189036), (1180, 175419), (1314, 157530), (1335, 155052), (1460, 141777), (1593, 129940), (1602, 129210), (1770, 116946), (1780, 116289), (1971, 105020), (2124, 97455), (2190, 94518), (2403, 86140), (2628, 78765), (2655, 77964), (2670, 77526), (3186, 64970), (3204, 64605), (3285, 63012), (3540, 58473), (3942, 52510), (4005, 51684), (4307, 48060), (4380, 47259), (4806, 43070), (5251, 39420), (5310, 38982), (5340, 38763), (6372, 32485), (6497, 31860), (6570, 31506), (7884, 26255), (7965, 25988), (8010, 25842), (8614, 24030), (9612, 21535), (9855, 21004), (10502, 19710), (10620, 19491), (12015, 17228), (12921, 16020), (12994, 15930), (13140, 15753)]