55534640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:515

約数の個数: 120

約数和(自身を含む): 155382912

約数和(自身を除く): 99848272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 196, 217, 245, 248, 280, 310, 392, 434, 457, 490, 496, 560, 620, 784, 868, 914, 980, 1085, 1240, 1519, 1736, 1828, 1960, 2170, 2285, 2480, 3038, 3199, 3472, 3656, 3920, 4340, 4570, 6076, 6398, 7312, 7595, 8680, 9140, 12152, 12796, 14167, 15190, 15995, 17360, 18280, 22393, 24304, 25592, 28334, 30380, 31990, 36560, 44786, 51184, 56668, 60760, 63980, 70835, 89572, 99169, 111965, 113336, 121520, 127960, 141670, 179144, 198338, 223930, 226672, 255920, 283340, 358288, 396676, 447860, 495845, 566680, 694183, 793352, 895720, 991690, 1133360, 1388366, 1586704, 1791440, 1983380, 2776732, 3470915, 3966760, 5553464, 6941830, 7933520, 11106928, 13883660, 27767320, 55534640]

約数ペア:

[(1, 55534640), (2, 27767320), (4, 13883660), (5, 11106928), (7, 7933520), (8, 6941830), (10, 5553464), (14, 3966760), (16, 3470915), (20, 2776732), (28, 1983380), (31, 1791440), (35, 1586704), (40, 1388366), (49, 1133360), (56, 991690), (62, 895720), (70, 793352), (80, 694183), (98, 566680), (112, 495845), (124, 447860), (140, 396676), (155, 358288), (196, 283340), (217, 255920), (245, 226672), (248, 223930), (280, 198338), (310, 179144), (392, 141670), (434, 127960), (457, 121520), (490, 113336), (496, 111965), (560, 99169), (620, 89572), (784, 70835), (868, 63980), (914, 60760), (980, 56668), (1085, 51184), (1240, 44786), (1519, 36560), (1736, 31990), (1828, 30380), (1960, 28334), (2170, 25592), (2285, 24304), (2480, 22393), (3038, 18280), (3199, 17360), (3472, 15995), (3656, 15190), (3920, 14167), (4340, 12796), (4570, 12152), (6076, 9140), (6398, 8680), (7312, 7595)]