18029520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:530

約数の個数: 160

約数和(自身を含む): 65888640

約数和(自身を除く): 47859120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 491, 510, 540, 612, 680, 720, 765, 816, 918, 982, 1020, 1080, 1224, 1360, 1473, 1530, 1836, 1964, 2040, 2160, 2295, 2448, 2455, 2946, 3060, 3672, 3928, 4080, 4419, 4590, 4910, 5892, 6120, 7344, 7365, 7856, 8347, 8838, 9180, 9820, 11784, 12240, 13257, 14730, 16694, 17676, 18360, 19640, 22095, 23568, 25041, 26514, 29460, 33388, 35352, 36720, 39280, 41735, 44190, 50082, 53028, 58920, 66285, 66776, 70704, 75123, 83470, 88380, 100164, 106056, 117840, 125205, 132570, 133552, 150246, 166940, 176760, 200328, 212112, 225369, 250410, 265140, 300492, 333880, 353520, 375615, 400656, 450738, 500820, 530280, 600984, 667760, 751230, 901476, 1001640, 1060560, 1126845, 1201968, 1502460, 1802952, 2003280, 2253690, 3004920, 3605904, 4507380, 6009840, 9014760, 18029520]

約数ペア:

[(1, 18029520), (2, 9014760), (3, 6009840), (4, 4507380), (5, 3605904), (6, 3004920), (8, 2253690), (9, 2003280), (10, 1802952), (12, 1502460), (15, 1201968), (16, 1126845), (17, 1060560), (18, 1001640), (20, 901476), (24, 751230), (27, 667760), (30, 600984), (34, 530280), (36, 500820), (40, 450738), (45, 400656), (48, 375615), (51, 353520), (54, 333880), (60, 300492), (68, 265140), (72, 250410), (80, 225369), (85, 212112), (90, 200328), (102, 176760), (108, 166940), (120, 150246), (135, 133552), (136, 132570), (144, 125205), (153, 117840), (170, 106056), (180, 100164), (204, 88380), (216, 83470), (240, 75123), (255, 70704), (270, 66776), (272, 66285), (306, 58920), (340, 53028), (360, 50082), (408, 44190), (432, 41735), (459, 39280), (491, 36720), (510, 35352), (540, 33388), (612, 29460), (680, 26514), (720, 25041), (765, 23568), (816, 22095), (918, 19640), (982, 18360), (1020, 17676), (1080, 16694), (1224, 14730), (1360, 13257), (1473, 12240), (1530, 11784), (1836, 9820), (1964, 9180), (2040, 8838), (2160, 8347), (2295, 7856), (2448, 7365), (2455, 7344), (2946, 6120), (3060, 5892), (3672, 4910), (3928, 4590), (4080, 4419)]