1731187320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{3331}}^1$

素因数の和:3477

約数の個数: 128

約数和(自身を含む): 5354657280

約数和(自身を除く): 3623469960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 71, 120, 122, 142, 183, 213, 244, 284, 305, 355, 366, 426, 488, 568, 610, 710, 732, 852, 915, 1065, 1220, 1420, 1464, 1704, 1830, 2130, 2440, 2840, 3331, 3660, 4260, 4331, 6662, 7320, 8520, 8662, 9993, 12993, 13324, 16655, 17324, 19986, 21655, 25986, 26648, 33310, 34648, 39972, 43310, 49965, 51972, 64965, 66620, 79944, 86620, 99930, 103944, 129930, 133240, 173240, 199860, 203191, 236501, 259860, 399720, 406382, 473002, 519720, 609573, 709503, 812764, 946004, 1015955, 1182505, 1219146, 1419006, 1625528, 1892008, 2031910, 2365010, 2438292, 2838012, 3047865, 3547515, 4063820, 4730020, 4876584, 5676024, 6095730, 7095030, 8127640, 9460040, 12191460, 14190060, 14426561, 24382920, 28380120, 28853122, 43279683, 57706244, 72132805, 86559366, 115412488, 144265610, 173118732, 216398415, 288531220, 346237464, 432796830, 577062440, 865593660, 1731187320]

約数ペア:

[(1, 1731187320), (2, 865593660), (3, 577062440), (4, 432796830), (5, 346237464), (6, 288531220), (8, 216398415), (10, 173118732), (12, 144265610), (15, 115412488), (20, 86559366), (24, 72132805), (30, 57706244), (40, 43279683), (60, 28853122), (61, 28380120), (71, 24382920), (120, 14426561), (122, 14190060), (142, 12191460), (183, 9460040), (213, 8127640), (244, 7095030), (284, 6095730), (305, 5676024), (355, 4876584), (366, 4730020), (426, 4063820), (488, 3547515), (568, 3047865), (610, 2838012), (710, 2438292), (732, 2365010), (852, 2031910), (915, 1892008), (1065, 1625528), (1220, 1419006), (1420, 1219146), (1464, 1182505), (1704, 1015955), (1830, 946004), (2130, 812764), (2440, 709503), (2840, 609573), (3331, 519720), (3660, 473002), (4260, 406382), (4331, 399720), (6662, 259860), (7320, 236501), (8520, 203191), (8662, 199860), (9993, 173240), (12993, 133240), (13324, 129930), (16655, 103944), (17324, 99930), (19986, 86620), (21655, 79944), (25986, 66620), (26648, 64965), (33310, 51972), (34648, 49965), (39972, 43310)]