28728300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 90744192

約数和(自身を除く): 62015892

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 43, 50, 51, 60, 68, 75, 85, 86, 100, 102, 129, 131, 150, 170, 172, 204, 215, 255, 258, 262, 300, 340, 393, 425, 430, 510, 516, 524, 645, 655, 731, 786, 850, 860, 1020, 1075, 1275, 1290, 1310, 1462, 1572, 1700, 1965, 2150, 2193, 2227, 2550, 2580, 2620, 2924, 3225, 3275, 3655, 3930, 4300, 4386, 4454, 5100, 5633, 6450, 6550, 6681, 7310, 7860, 8772, 8908, 9825, 10965, 11135, 11266, 12900, 13100, 13362, 14620, 16899, 18275, 19650, 21930, 22270, 22532, 26724, 28165, 33405, 33798, 36550, 39300, 43860, 44540, 54825, 55675, 56330, 66810, 67596, 73100, 84495, 95761, 109650, 111350, 112660, 133620, 140825, 167025, 168990, 191522, 219300, 222700, 281650, 287283, 334050, 337980, 383044, 422475, 478805, 563300, 574566, 668100, 844950, 957610, 1149132, 1436415, 1689900, 1915220, 2394025, 2872830, 4788050, 5745660, 7182075, 9576100, 14364150, 28728300]

約数ペア:

[(1, 28728300), (2, 14364150), (3, 9576100), (4, 7182075), (5, 5745660), (6, 4788050), (10, 2872830), (12, 2394025), (15, 1915220), (17, 1689900), (20, 1436415), (25, 1149132), (30, 957610), (34, 844950), (43, 668100), (50, 574566), (51, 563300), (60, 478805), (68, 422475), (75, 383044), (85, 337980), (86, 334050), (100, 287283), (102, 281650), (129, 222700), (131, 219300), (150, 191522), (170, 168990), (172, 167025), (204, 140825), (215, 133620), (255, 112660), (258, 111350), (262, 109650), (300, 95761), (340, 84495), (393, 73100), (425, 67596), (430, 66810), (510, 56330), (516, 55675), (524, 54825), (645, 44540), (655, 43860), (731, 39300), (786, 36550), (850, 33798), (860, 33405), (1020, 28165), (1075, 26724), (1275, 22532), (1290, 22270), (1310, 21930), (1462, 19650), (1572, 18275), (1700, 16899), (1965, 14620), (2150, 13362), (2193, 13100), (2227, 12900), (2550, 11266), (2580, 11135), (2620, 10965), (2924, 9825), (3225, 8908), (3275, 8772), (3655, 7860), (3930, 7310), (4300, 6681), (4386, 6550), (4454, 6450), (5100, 5633)]