128247300

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 180

約数和(自身を含む): 423472896

約数和(自身を除く): 295225596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 71, 75, 81, 90, 100, 108, 135, 142, 150, 162, 180, 213, 223, 225, 270, 284, 300, 324, 355, 405, 426, 446, 450, 540, 639, 669, 675, 710, 810, 852, 892, 900, 1065, 1115, 1278, 1338, 1350, 1420, 1620, 1775, 1917, 2007, 2025, 2130, 2230, 2556, 2676, 2700, 3195, 3345, 3550, 3834, 4014, 4050, 4260, 4460, 5325, 5575, 5751, 6021, 6390, 6690, 7100, 7668, 8028, 8100, 9585, 10035, 10650, 11150, 11502, 12042, 12780, 13380, 15833, 15975, 16725, 18063, 19170, 20070, 21300, 22300, 23004, 24084, 28755, 30105, 31666, 31950, 33450, 36126, 38340, 40140, 47499, 47925, 50175, 57510, 60210, 63332, 63900, 66900, 72252, 79165, 90315, 94998, 95850, 100350, 115020, 120420, 142497, 143775, 150525, 158330, 180630, 189996, 191700, 200700, 237495, 284994, 287550, 301050, 316660, 361260, 395825, 427491, 451575, 474990, 569988, 575100, 602100, 712485, 791650, 854982, 903150, 949980, 1187475, 1282473, 1424970, 1583300, 1709964, 1806300, 2137455, 2374950, 2564946, 2849940, 3562425, 4274910, 4749900, 5129892, 6412365, 7124850, 8549820, 10687275, 12824730, 14249700, 21374550, 25649460, 32061825, 42749100, 64123650, 128247300]

約数ペア:

[(1, 128247300), (2, 64123650), (3, 42749100), (4, 32061825), (5, 25649460), (6, 21374550), (9, 14249700), (10, 12824730), (12, 10687275), (15, 8549820), (18, 7124850), (20, 6412365), (25, 5129892), (27, 4749900), (30, 4274910), (36, 3562425), (45, 2849940), (50, 2564946), (54, 2374950), (60, 2137455), (71, 1806300), (75, 1709964), (81, 1583300), (90, 1424970), (100, 1282473), (108, 1187475), (135, 949980), (142, 903150), (150, 854982), (162, 791650), (180, 712485), (213, 602100), (223, 575100), (225, 569988), (270, 474990), (284, 451575), (300, 427491), (324, 395825), (355, 361260), (405, 316660), (426, 301050), (446, 287550), (450, 284994), (540, 237495), (639, 200700), (669, 191700), (675, 189996), (710, 180630), (810, 158330), (852, 150525), (892, 143775), (900, 142497), (1065, 120420), (1115, 115020), (1278, 100350), (1338, 95850), (1350, 94998), (1420, 90315), (1620, 79165), (1775, 72252), (1917, 66900), (2007, 63900), (2025, 63332), (2130, 60210), (2230, 57510), (2556, 50175), (2676, 47925), (2700, 47499), (3195, 40140), (3345, 38340), (3550, 36126), (3834, 33450), (4014, 31950), (4050, 31666), (4260, 30105), (4460, 28755), (5325, 24084), (5575, 23004), (5751, 22300), (6021, 21300), (6390, 20070), (6690, 19170), (7100, 18063), (7668, 16725), (8028, 15975), (8100, 15833), (9585, 13380), (10035, 12780), (10650, 12042), (11150, 11502)]