170911020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{953}}^1$

素因数の和:1040

約数の個数: 144

約数和(自身を含む): 566401248

約数和(自身を除く): 395490228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 61, 70, 84, 98, 105, 122, 140, 147, 183, 196, 210, 244, 245, 294, 305, 366, 420, 427, 490, 588, 610, 732, 735, 854, 915, 953, 980, 1220, 1281, 1470, 1708, 1830, 1906, 2135, 2562, 2859, 2940, 2989, 3660, 3812, 4270, 4765, 5124, 5718, 5978, 6405, 6671, 8540, 8967, 9530, 11436, 11956, 12810, 13342, 14295, 14945, 17934, 19060, 20013, 25620, 26684, 28590, 29890, 33355, 35868, 40026, 44835, 46697, 57180, 58133, 59780, 66710, 80052, 89670, 93394, 100065, 116266, 133420, 140091, 174399, 179340, 186788, 200130, 232532, 233485, 280182, 290665, 348798, 400260, 406931, 466970, 560364, 581330, 697596, 700455, 813862, 871995, 933940, 1162660, 1220793, 1400910, 1627724, 1743990, 2034655, 2441586, 2801820, 2848517, 3487980, 4069310, 4883172, 5697034, 6103965, 8138620, 8545551, 11394068, 12207930, 14242585, 17091102, 24415860, 28485170, 34182204, 42727755, 56970340, 85455510, 170911020]

約数ペア:

[(1, 170911020), (2, 85455510), (3, 56970340), (4, 42727755), (5, 34182204), (6, 28485170), (7, 24415860), (10, 17091102), (12, 14242585), (14, 12207930), (15, 11394068), (20, 8545551), (21, 8138620), (28, 6103965), (30, 5697034), (35, 4883172), (42, 4069310), (49, 3487980), (60, 2848517), (61, 2801820), (70, 2441586), (84, 2034655), (98, 1743990), (105, 1627724), (122, 1400910), (140, 1220793), (147, 1162660), (183, 933940), (196, 871995), (210, 813862), (244, 700455), (245, 697596), (294, 581330), (305, 560364), (366, 466970), (420, 406931), (427, 400260), (490, 348798), (588, 290665), (610, 280182), (732, 233485), (735, 232532), (854, 200130), (915, 186788), (953, 179340), (980, 174399), (1220, 140091), (1281, 133420), (1470, 116266), (1708, 100065), (1830, 93394), (1906, 89670), (2135, 80052), (2562, 66710), (2859, 59780), (2940, 58133), (2989, 57180), (3660, 46697), (3812, 44835), (4270, 40026), (4765, 35868), (5124, 33355), (5718, 29890), (5978, 28590), (6405, 26684), (6671, 25620), (8540, 20013), (8967, 19060), (9530, 17934), (11436, 14945), (11956, 14295), (12810, 13342)]