28289700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^2$

素因数の和:123

約数の個数: 162

約数和(自身を含む): 96122754

約数和(自身を除く): 67833054

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 43, 45, 50, 51, 60, 68, 75, 85, 86, 90, 100, 102, 129, 150, 153, 170, 172, 180, 204, 215, 225, 255, 258, 300, 306, 340, 387, 425, 430, 450, 510, 516, 612, 645, 731, 765, 774, 850, 860, 900, 1020, 1075, 1275, 1290, 1462, 1530, 1548, 1700, 1849, 1935, 2150, 2193, 2550, 2580, 2924, 3060, 3225, 3655, 3698, 3825, 3870, 4300, 4386, 5100, 5547, 6450, 6579, 7310, 7396, 7650, 7740, 8772, 9245, 9675, 10965, 11094, 12900, 13158, 14620, 15300, 16641, 18275, 18490, 19350, 21930, 22188, 26316, 27735, 31433, 32895, 33282, 36550, 36980, 38700, 43860, 46225, 54825, 55470, 62866, 65790, 66564, 73100, 83205, 92450, 94299, 109650, 110940, 125732, 131580, 138675, 157165, 164475, 166410, 184900, 188598, 219300, 277350, 282897, 314330, 328950, 332820, 377196, 416025, 471495, 554700, 565794, 628660, 657900, 785825, 832050, 942990, 1131588, 1414485, 1571650, 1664100, 1885980, 2357475, 2828970, 3143300, 4714950, 5657940, 7072425, 9429900, 14144850, 28289700]

約数ペア:

[(1, 28289700), (2, 14144850), (3, 9429900), (4, 7072425), (5, 5657940), (6, 4714950), (9, 3143300), (10, 2828970), (12, 2357475), (15, 1885980), (17, 1664100), (18, 1571650), (20, 1414485), (25, 1131588), (30, 942990), (34, 832050), (36, 785825), (43, 657900), (45, 628660), (50, 565794), (51, 554700), (60, 471495), (68, 416025), (75, 377196), (85, 332820), (86, 328950), (90, 314330), (100, 282897), (102, 277350), (129, 219300), (150, 188598), (153, 184900), (170, 166410), (172, 164475), (180, 157165), (204, 138675), (215, 131580), (225, 125732), (255, 110940), (258, 109650), (300, 94299), (306, 92450), (340, 83205), (387, 73100), (425, 66564), (430, 65790), (450, 62866), (510, 55470), (516, 54825), (612, 46225), (645, 43860), (731, 38700), (765, 36980), (774, 36550), (850, 33282), (860, 32895), (900, 31433), (1020, 27735), (1075, 26316), (1275, 22188), (1290, 21930), (1462, 19350), (1530, 18490), (1548, 18275), (1700, 16641), (1849, 15300), (1935, 14620), (2150, 13158), (2193, 12900), (2550, 11094), (2580, 10965), (2924, 9675), (3060, 9245), (3225, 8772), (3655, 7740), (3698, 7650), (3825, 7396), (3870, 7310), (4300, 6579), (4386, 6450), (5100, 5547)]