421212800

素因数分解:

$2^7\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 192

約数和(自身を含む): 1115553600

約数和(自身を除く): 694340800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 59, 64, 80, 92, 97, 100, 115, 118, 128, 160, 184, 194, 200, 230, 236, 295, 320, 368, 388, 400, 460, 472, 485, 575, 590, 640, 736, 776, 800, 920, 944, 970, 1150, 1180, 1357, 1472, 1475, 1552, 1600, 1840, 1888, 1940, 2231, 2300, 2360, 2425, 2714, 2944, 2950, 3104, 3200, 3680, 3776, 3880, 4462, 4600, 4720, 4850, 5428, 5723, 5900, 6208, 6785, 7360, 7552, 7760, 8924, 9200, 9440, 9700, 10856, 11155, 11446, 11800, 12416, 13570, 14720, 15520, 17848, 18400, 18880, 19400, 21712, 22310, 22892, 23600, 27140, 28615, 31040, 33925, 35696, 36800, 37760, 38800, 43424, 44620, 45784, 47200, 54280, 55775, 57230, 62080, 67850, 71392, 73600, 77600, 86848, 89240, 91568, 94400, 108560, 111550, 114460, 131629, 135700, 142784, 143075, 155200, 173696, 178480, 183136, 188800, 217120, 223100, 228920, 263258, 271400, 285568, 286150, 310400, 356960, 366272, 434240, 446200, 457840, 526516, 542800, 572300, 658145, 713920, 732544, 868480, 892400, 915680, 1053032, 1085600, 1144600, 1316290, 1427840, 1784800, 1831360, 2106064, 2171200, 2289200, 2632580, 3290725, 3569600, 3662720, 4212128, 4342400, 4578400, 5265160, 6581450, 7139200, 8424256, 9156800, 10530320, 13162900, 16848512, 18313600, 21060640, 26325800, 42121280, 52651600, 84242560, 105303200, 210606400, 421212800]

約数ペア:

[(1, 421212800), (2, 210606400), (4, 105303200), (5, 84242560), (8, 52651600), (10, 42121280), (16, 26325800), (20, 21060640), (23, 18313600), (25, 16848512), (32, 13162900), (40, 10530320), (46, 9156800), (50, 8424256), (59, 7139200), (64, 6581450), (80, 5265160), (92, 4578400), (97, 4342400), (100, 4212128), (115, 3662720), (118, 3569600), (128, 3290725), (160, 2632580), (184, 2289200), (194, 2171200), (200, 2106064), (230, 1831360), (236, 1784800), (295, 1427840), (320, 1316290), (368, 1144600), (388, 1085600), (400, 1053032), (460, 915680), (472, 892400), (485, 868480), (575, 732544), (590, 713920), (640, 658145), (736, 572300), (776, 542800), (800, 526516), (920, 457840), (944, 446200), (970, 434240), (1150, 366272), (1180, 356960), (1357, 310400), (1472, 286150), (1475, 285568), (1552, 271400), (1600, 263258), (1840, 228920), (1888, 223100), (1940, 217120), (2231, 188800), (2300, 183136), (2360, 178480), (2425, 173696), (2714, 155200), (2944, 143075), (2950, 142784), (3104, 135700), (3200, 131629), (3680, 114460), (3776, 111550), (3880, 108560), (4462, 94400), (4600, 91568), (4720, 89240), (4850, 86848), (5428, 77600), (5723, 73600), (5900, 71392), (6208, 67850), (6785, 62080), (7360, 57230), (7552, 55775), (7760, 54280), (8924, 47200), (9200, 45784), (9440, 44620), (9700, 43424), (10856, 38800), (11155, 37760), (11446, 36800), (11800, 35696), (12416, 33925), (13570, 31040), (14720, 28615), (15520, 27140), (17848, 23600), (18400, 22892), (18880, 22310), (19400, 21712)]