64311720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:695

約数の個数: 128

約数和(自身を含む): 213373440

約数和(自身を除く): 149061720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 83, 88, 110, 120, 132, 165, 166, 220, 249, 264, 330, 332, 415, 440, 498, 587, 660, 664, 830, 913, 996, 1174, 1245, 1320, 1660, 1761, 1826, 1992, 2348, 2490, 2739, 2935, 3320, 3522, 3652, 4565, 4696, 4980, 5478, 5870, 6457, 7044, 7304, 8805, 9130, 9960, 10956, 11740, 12914, 13695, 14088, 17610, 18260, 19371, 21912, 23480, 25828, 27390, 32285, 35220, 36520, 38742, 48721, 51656, 54780, 64570, 70440, 77484, 96855, 97442, 109560, 129140, 146163, 154968, 193710, 194884, 243605, 258280, 292326, 387420, 389768, 487210, 535931, 584652, 730815, 774840, 974420, 1071862, 1169304, 1461630, 1607793, 1948840, 2143724, 2679655, 2923260, 3215586, 4287448, 5359310, 5846520, 6431172, 8038965, 10718620, 12862344, 16077930, 21437240, 32155860, 64311720]

約数ペア:

[(1, 64311720), (2, 32155860), (3, 21437240), (4, 16077930), (5, 12862344), (6, 10718620), (8, 8038965), (10, 6431172), (11, 5846520), (12, 5359310), (15, 4287448), (20, 3215586), (22, 2923260), (24, 2679655), (30, 2143724), (33, 1948840), (40, 1607793), (44, 1461630), (55, 1169304), (60, 1071862), (66, 974420), (83, 774840), (88, 730815), (110, 584652), (120, 535931), (132, 487210), (165, 389768), (166, 387420), (220, 292326), (249, 258280), (264, 243605), (330, 194884), (332, 193710), (415, 154968), (440, 146163), (498, 129140), (587, 109560), (660, 97442), (664, 96855), (830, 77484), (913, 70440), (996, 64570), (1174, 54780), (1245, 51656), (1320, 48721), (1660, 38742), (1761, 36520), (1826, 35220), (1992, 32285), (2348, 27390), (2490, 25828), (2739, 23480), (2935, 21912), (3320, 19371), (3522, 18260), (3652, 17610), (4565, 14088), (4696, 13695), (4980, 12914), (5478, 11740), (5870, 10956), (6457, 9960), (7044, 9130), (7304, 8805)]