1213216000

素因数分解:

$2^8\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1285

約数の個数: 144

約数和(自身を含む): 3122316288

約数和(自身を除く): 1909100288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 200, 248, 250, 256, 310, 320, 400, 496, 500, 620, 640, 775, 800, 992, 1000, 1223, 1240, 1280, 1550, 1600, 1984, 2000, 2446, 2480, 3100, 3200, 3875, 3968, 4000, 4892, 4960, 6115, 6200, 6400, 7750, 7936, 8000, 9784, 9920, 12230, 12400, 15500, 16000, 19568, 19840, 24460, 24800, 30575, 31000, 32000, 37913, 39136, 39680, 48920, 49600, 61150, 62000, 75826, 78272, 97840, 99200, 122300, 124000, 151652, 152875, 156544, 189565, 195680, 198400, 244600, 248000, 303304, 305750, 313088, 379130, 391360, 489200, 496000, 606608, 611500, 758260, 782720, 947825, 978400, 992000, 1213216, 1223000, 1516520, 1565440, 1895650, 1956800, 2426432, 2446000, 3033040, 3791300, 3913600, 4739125, 4852864, 4892000, 6066080, 7582600, 7827200, 9478250, 9705728, 9784000, 12132160, 15165200, 18956500, 19568000, 24264320, 30330400, 37913000, 39136000, 48528640, 60660800, 75826000, 121321600, 151652000, 242643200, 303304000, 606608000, 1213216000]

約数ペア:

[(1, 1213216000), (2, 606608000), (4, 303304000), (5, 242643200), (8, 151652000), (10, 121321600), (16, 75826000), (20, 60660800), (25, 48528640), (31, 39136000), (32, 37913000), (40, 30330400), (50, 24264320), (62, 19568000), (64, 18956500), (80, 15165200), (100, 12132160), (124, 9784000), (125, 9705728), (128, 9478250), (155, 7827200), (160, 7582600), (200, 6066080), (248, 4892000), (250, 4852864), (256, 4739125), (310, 3913600), (320, 3791300), (400, 3033040), (496, 2446000), (500, 2426432), (620, 1956800), (640, 1895650), (775, 1565440), (800, 1516520), (992, 1223000), (1000, 1213216), (1223, 992000), (1240, 978400), (1280, 947825), (1550, 782720), (1600, 758260), (1984, 611500), (2000, 606608), (2446, 496000), (2480, 489200), (3100, 391360), (3200, 379130), (3875, 313088), (3968, 305750), (4000, 303304), (4892, 248000), (4960, 244600), (6115, 198400), (6200, 195680), (6400, 189565), (7750, 156544), (7936, 152875), (8000, 151652), (9784, 124000), (9920, 122300), (12230, 99200), (12400, 97840), (15500, 78272), (16000, 75826), (19568, 62000), (19840, 61150), (24460, 49600), (24800, 48920), (30575, 39680), (31000, 39136), (32000, 37913)]