20171700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:295

約数の個数: 144

約数和(自身を含む): 67217920

約数和(自身を除く): 47046220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 31, 36, 45, 50, 54, 60, 62, 75, 90, 93, 100, 108, 124, 135, 150, 155, 180, 186, 225, 241, 270, 279, 300, 310, 372, 450, 465, 482, 540, 558, 620, 675, 723, 775, 837, 900, 930, 964, 1116, 1205, 1350, 1395, 1446, 1550, 1674, 1860, 2169, 2325, 2410, 2700, 2790, 2892, 3100, 3348, 3615, 4185, 4338, 4650, 4820, 5580, 6025, 6507, 6975, 7230, 7471, 8370, 8676, 9300, 10845, 12050, 13014, 13950, 14460, 14942, 16740, 18075, 20925, 21690, 22413, 24100, 26028, 27900, 29884, 32535, 36150, 37355, 41850, 43380, 44826, 54225, 65070, 67239, 72300, 74710, 83700, 89652, 108450, 112065, 130140, 134478, 149420, 162675, 186775, 201717, 216900, 224130, 268956, 325350, 336195, 373550, 403434, 448260, 560325, 650700, 672390, 747100, 806868, 1008585, 1120650, 1344780, 1680975, 2017170, 2241300, 3361950, 4034340, 5042925, 6723900, 10085850, 20171700]

約数ペア:

[(1, 20171700), (2, 10085850), (3, 6723900), (4, 5042925), (5, 4034340), (6, 3361950), (9, 2241300), (10, 2017170), (12, 1680975), (15, 1344780), (18, 1120650), (20, 1008585), (25, 806868), (27, 747100), (30, 672390), (31, 650700), (36, 560325), (45, 448260), (50, 403434), (54, 373550), (60, 336195), (62, 325350), (75, 268956), (90, 224130), (93, 216900), (100, 201717), (108, 186775), (124, 162675), (135, 149420), (150, 134478), (155, 130140), (180, 112065), (186, 108450), (225, 89652), (241, 83700), (270, 74710), (279, 72300), (300, 67239), (310, 65070), (372, 54225), (450, 44826), (465, 43380), (482, 41850), (540, 37355), (558, 36150), (620, 32535), (675, 29884), (723, 27900), (775, 26028), (837, 24100), (900, 22413), (930, 21690), (964, 20925), (1116, 18075), (1205, 16740), (1350, 14942), (1395, 14460), (1446, 13950), (1550, 13014), (1674, 12050), (1860, 10845), (2169, 9300), (2325, 8676), (2410, 8370), (2700, 7471), (2790, 7230), (2892, 6975), (3100, 6507), (3348, 6025), (3615, 5580), (4185, 4820), (4338, 4650)]