285912900

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3491}}^1$

素因数の和:3531

約数の個数: 216

約数和(自身を含む): 1103304384

約数和(自身を除く): 817391484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 117, 126, 130, 140, 150, 156, 175, 180, 182, 195, 210, 225, 234, 252, 260, 273, 300, 315, 325, 350, 364, 390, 420, 450, 455, 468, 525, 546, 585, 630, 650, 700, 780, 819, 900, 910, 975, 1050, 1092, 1170, 1260, 1300, 1365, 1575, 1638, 1820, 1950, 2100, 2275, 2340, 2730, 2925, 3150, 3276, 3491, 3900, 4095, 4550, 5460, 5850, 6300, 6825, 6982, 8190, 9100, 10473, 11700, 13650, 13964, 16380, 17455, 20475, 20946, 24437, 27300, 31419, 34910, 40950, 41892, 45383, 48874, 52365, 62838, 69820, 73311, 81900, 87275, 90766, 97748, 104730, 122185, 125676, 136149, 146622, 157095, 174550, 181532, 209460, 219933, 226915, 244370, 261825, 272298, 293244, 314190, 317681, 349100, 366555, 408447, 439866, 453830, 488740, 523650, 544596, 610925, 628380, 635362, 680745, 733110, 785475, 816894, 879732, 907660, 953043, 1047300, 1099665, 1134575, 1221850, 1270724, 1361490, 1466220, 1570950, 1588405, 1633788, 1832775, 1906086, 2042235, 2199330, 2269150, 2443700, 2722980, 2859129, 3141900, 3176810, 3403725, 3665550, 3812172, 4084470, 4398660, 4538300, 4765215, 5498325, 5718258, 6353620, 6807450, 7331100, 7942025, 8168940, 9530430, 10211175, 10996650, 11436516, 13614900, 14295645, 15884050, 19060860, 20422350, 21993300, 23826075, 28591290, 31768100, 40844700, 47652150, 57182580, 71478225, 95304300, 142956450, 285912900]

約数ペア:

[(1, 285912900), (2, 142956450), (3, 95304300), (4, 71478225), (5, 57182580), (6, 47652150), (7, 40844700), (9, 31768100), (10, 28591290), (12, 23826075), (13, 21993300), (14, 20422350), (15, 19060860), (18, 15884050), (20, 14295645), (21, 13614900), (25, 11436516), (26, 10996650), (28, 10211175), (30, 9530430), (35, 8168940), (36, 7942025), (39, 7331100), (42, 6807450), (45, 6353620), (50, 5718258), (52, 5498325), (60, 4765215), (63, 4538300), (65, 4398660), (70, 4084470), (75, 3812172), (78, 3665550), (84, 3403725), (90, 3176810), (91, 3141900), (100, 2859129), (105, 2722980), (117, 2443700), (126, 2269150), (130, 2199330), (140, 2042235), (150, 1906086), (156, 1832775), (175, 1633788), (180, 1588405), (182, 1570950), (195, 1466220), (210, 1361490), (225, 1270724), (234, 1221850), (252, 1134575), (260, 1099665), (273, 1047300), (300, 953043), (315, 907660), (325, 879732), (350, 816894), (364, 785475), (390, 733110), (420, 680745), (450, 635362), (455, 628380), (468, 610925), (525, 544596), (546, 523650), (585, 488740), (630, 453830), (650, 439866), (700, 408447), (780, 366555), (819, 349100), (900, 317681), (910, 314190), (975, 293244), (1050, 272298), (1092, 261825), (1170, 244370), (1260, 226915), (1300, 219933), (1365, 209460), (1575, 181532), (1638, 174550), (1820, 157095), (1950, 146622), (2100, 136149), (2275, 125676), (2340, 122185), (2730, 104730), (2925, 97748), (3150, 90766), (3276, 87275), (3491, 81900), (3900, 73311), (4095, 69820), (4550, 62838), (5460, 52365), (5850, 48874), (6300, 45383), (6825, 41892), (6982, 40950), (8190, 34910), (9100, 31419), (10473, 27300), (11700, 24437), (13650, 20946), (13964, 20475), (16380, 17455)]