72173400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:538

約数の個数: 192

約数和(自身を含む): 254150400

約数和(自身を除く): 181977000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 25, 26, 30, 38, 39, 40, 50, 52, 57, 60, 65, 75, 76, 78, 95, 100, 104, 114, 120, 130, 150, 152, 156, 190, 195, 200, 228, 247, 260, 285, 300, 312, 325, 380, 390, 456, 475, 487, 494, 520, 570, 600, 650, 741, 760, 780, 950, 974, 975, 988, 1140, 1235, 1300, 1425, 1461, 1482, 1560, 1900, 1948, 1950, 1976, 2280, 2435, 2470, 2600, 2850, 2922, 2964, 3705, 3800, 3896, 3900, 4870, 4940, 5700, 5844, 5928, 6175, 6331, 7305, 7410, 7800, 9253, 9740, 9880, 11400, 11688, 12175, 12350, 12662, 14610, 14820, 18506, 18525, 18993, 19480, 24350, 24700, 25324, 27759, 29220, 29640, 31655, 36525, 37012, 37050, 37986, 46265, 48700, 49400, 50648, 55518, 58440, 63310, 73050, 74024, 74100, 75972, 92530, 94965, 97400, 111036, 120289, 126620, 138795, 146100, 148200, 151944, 158275, 185060, 189930, 222072, 231325, 240578, 253240, 277590, 292200, 316550, 360867, 370120, 379860, 462650, 474825, 481156, 555180, 601445, 633100, 693975, 721734, 759720, 925300, 949650, 962312, 1110360, 1202890, 1266200, 1387950, 1443468, 1804335, 1850600, 1899300, 2405780, 2775900, 2886936, 3007225, 3608670, 3798600, 4811560, 5551800, 6014450, 7217340, 9021675, 12028900, 14434680, 18043350, 24057800, 36086700, 72173400]

約数ペア:

[(1, 72173400), (2, 36086700), (3, 24057800), (4, 18043350), (5, 14434680), (6, 12028900), (8, 9021675), (10, 7217340), (12, 6014450), (13, 5551800), (15, 4811560), (19, 3798600), (20, 3608670), (24, 3007225), (25, 2886936), (26, 2775900), (30, 2405780), (38, 1899300), (39, 1850600), (40, 1804335), (50, 1443468), (52, 1387950), (57, 1266200), (60, 1202890), (65, 1110360), (75, 962312), (76, 949650), (78, 925300), (95, 759720), (100, 721734), (104, 693975), (114, 633100), (120, 601445), (130, 555180), (150, 481156), (152, 474825), (156, 462650), (190, 379860), (195, 370120), (200, 360867), (228, 316550), (247, 292200), (260, 277590), (285, 253240), (300, 240578), (312, 231325), (325, 222072), (380, 189930), (390, 185060), (456, 158275), (475, 151944), (487, 148200), (494, 146100), (520, 138795), (570, 126620), (600, 120289), (650, 111036), (741, 97400), (760, 94965), (780, 92530), (950, 75972), (974, 74100), (975, 74024), (988, 73050), (1140, 63310), (1235, 58440), (1300, 55518), (1425, 50648), (1461, 49400), (1482, 48700), (1560, 46265), (1900, 37986), (1948, 37050), (1950, 37012), (1976, 36525), (2280, 31655), (2435, 29640), (2470, 29220), (2600, 27759), (2850, 25324), (2922, 24700), (2964, 24350), (3705, 19480), (3800, 18993), (3896, 18525), (3900, 18506), (4870, 14820), (4940, 14610), (5700, 12662), (5844, 12350), (5928, 12175), (6175, 11688), (6331, 11400), (7305, 9880), (7410, 9740), (7800, 9253)]