81863400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 274982400

約数和(自身を除く): 193119000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 43, 50, 57, 60, 75, 76, 86, 95, 100, 114, 120, 129, 150, 152, 167, 172, 190, 200, 215, 228, 258, 285, 300, 334, 344, 380, 430, 456, 475, 501, 516, 570, 600, 645, 668, 760, 817, 835, 860, 950, 1002, 1032, 1075, 1140, 1290, 1336, 1425, 1634, 1670, 1720, 1900, 2004, 2150, 2280, 2451, 2505, 2580, 2850, 3173, 3225, 3268, 3340, 3800, 4008, 4085, 4175, 4300, 4902, 5010, 5160, 5700, 6346, 6450, 6536, 6680, 7181, 8170, 8350, 8600, 9519, 9804, 10020, 11400, 12255, 12525, 12692, 12900, 14362, 15865, 16340, 16700, 19038, 19608, 20040, 20425, 21543, 24510, 25050, 25384, 25800, 28724, 31730, 32680, 33400, 35905, 38076, 40850, 43086, 47595, 49020, 50100, 57448, 61275, 63460, 71810, 76152, 79325, 81700, 86172, 95190, 98040, 100200, 107715, 122550, 126920, 136439, 143620, 158650, 163400, 172344, 179525, 190380, 215430, 237975, 245100, 272878, 287240, 317300, 359050, 380760, 409317, 430860, 475950, 490200, 538575, 545756, 634600, 682195, 718100, 818634, 861720, 951900, 1077150, 1091512, 1364390, 1436200, 1637268, 1903800, 2046585, 2154300, 2728780, 3274536, 3410975, 4093170, 4308600, 5457560, 6821950, 8186340, 10232925, 13643900, 16372680, 20465850, 27287800, 40931700, 81863400]

約数ペア:

[(1, 81863400), (2, 40931700), (3, 27287800), (4, 20465850), (5, 16372680), (6, 13643900), (8, 10232925), (10, 8186340), (12, 6821950), (15, 5457560), (19, 4308600), (20, 4093170), (24, 3410975), (25, 3274536), (30, 2728780), (38, 2154300), (40, 2046585), (43, 1903800), (50, 1637268), (57, 1436200), (60, 1364390), (75, 1091512), (76, 1077150), (86, 951900), (95, 861720), (100, 818634), (114, 718100), (120, 682195), (129, 634600), (150, 545756), (152, 538575), (167, 490200), (172, 475950), (190, 430860), (200, 409317), (215, 380760), (228, 359050), (258, 317300), (285, 287240), (300, 272878), (334, 245100), (344, 237975), (380, 215430), (430, 190380), (456, 179525), (475, 172344), (501, 163400), (516, 158650), (570, 143620), (600, 136439), (645, 126920), (668, 122550), (760, 107715), (817, 100200), (835, 98040), (860, 95190), (950, 86172), (1002, 81700), (1032, 79325), (1075, 76152), (1140, 71810), (1290, 63460), (1336, 61275), (1425, 57448), (1634, 50100), (1670, 49020), (1720, 47595), (1900, 43086), (2004, 40850), (2150, 38076), (2280, 35905), (2451, 33400), (2505, 32680), (2580, 31730), (2850, 28724), (3173, 25800), (3225, 25384), (3268, 25050), (3340, 24510), (3800, 21543), (4008, 20425), (4085, 20040), (4175, 19608), (4300, 19038), (4902, 16700), (5010, 16340), (5160, 15865), (5700, 14362), (6346, 12900), (6450, 12692), (6536, 12525), (6680, 12255), (7181, 11400), (8170, 10020), (8350, 9804), (8600, 9519)]