205013880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:414

約数の個数: 192

約数和(自身を含む): 713512800

約数和(自身を除く): 508498920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 139, 153, 170, 180, 204, 241, 255, 278, 306, 340, 360, 408, 417, 482, 510, 556, 612, 680, 695, 723, 765, 834, 964, 1020, 1112, 1205, 1224, 1251, 1390, 1446, 1530, 1668, 1928, 2040, 2085, 2169, 2363, 2410, 2502, 2780, 2892, 3060, 3336, 3615, 4097, 4170, 4338, 4726, 4820, 5004, 5560, 5784, 6120, 6255, 7089, 7230, 8194, 8340, 8676, 9452, 9640, 10008, 10845, 11815, 12291, 12510, 14178, 14460, 16388, 16680, 17352, 18904, 20485, 21267, 21690, 23630, 24582, 25020, 28356, 28920, 32776, 33499, 35445, 36873, 40970, 42534, 43380, 47260, 49164, 50040, 56712, 61455, 66998, 70890, 73746, 81940, 85068, 86760, 94520, 98328, 100497, 106335, 122910, 133996, 141780, 147492, 163880, 167495, 170136, 184365, 200994, 212670, 245820, 267992, 283560, 294984, 301491, 334990, 368730, 401988, 425340, 491640, 502485, 569483, 602982, 669980, 737460, 803976, 850680, 1004970, 1138966, 1205964, 1339960, 1474920, 1507455, 1708449, 2009940, 2277932, 2411928, 2847415, 3014910, 3416898, 4019880, 4555864, 5125347, 5694830, 6029820, 6833796, 8542245, 10250694, 11389660, 12059640, 13667592, 17084490, 20501388, 22779320, 25626735, 34168980, 41002776, 51253470, 68337960, 102506940, 205013880]

約数ペア:

[(1, 205013880), (2, 102506940), (3, 68337960), (4, 51253470), (5, 41002776), (6, 34168980), (8, 25626735), (9, 22779320), (10, 20501388), (12, 17084490), (15, 13667592), (17, 12059640), (18, 11389660), (20, 10250694), (24, 8542245), (30, 6833796), (34, 6029820), (36, 5694830), (40, 5125347), (45, 4555864), (51, 4019880), (60, 3416898), (68, 3014910), (72, 2847415), (85, 2411928), (90, 2277932), (102, 2009940), (120, 1708449), (136, 1507455), (139, 1474920), (153, 1339960), (170, 1205964), (180, 1138966), (204, 1004970), (241, 850680), (255, 803976), (278, 737460), (306, 669980), (340, 602982), (360, 569483), (408, 502485), (417, 491640), (482, 425340), (510, 401988), (556, 368730), (612, 334990), (680, 301491), (695, 294984), (723, 283560), (765, 267992), (834, 245820), (964, 212670), (1020, 200994), (1112, 184365), (1205, 170136), (1224, 167495), (1251, 163880), (1390, 147492), (1446, 141780), (1530, 133996), (1668, 122910), (1928, 106335), (2040, 100497), (2085, 98328), (2169, 94520), (2363, 86760), (2410, 85068), (2502, 81940), (2780, 73746), (2892, 70890), (3060, 66998), (3336, 61455), (3615, 56712), (4097, 50040), (4170, 49164), (4338, 47260), (4726, 43380), (4820, 42534), (5004, 40970), (5560, 36873), (5784, 35445), (6120, 33499), (6255, 32776), (7089, 28920), (7230, 28356), (8194, 25020), (8340, 24582), (8676, 23630), (9452, 21690), (9640, 21267), (10008, 20485), (10845, 18904), (11815, 17352), (12291, 16680), (12510, 16388), (14178, 14460)]