28783195920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{599}}^1\times {\mathrm{66739}}^1$

素因数の和:67357

約数の個数: 120

約数和(自身を含む): 96826392000

約数和(自身を除く): 68043196080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 599, 720, 1198, 1797, 2396, 2995, 3594, 4792, 5391, 5990, 7188, 8985, 9584, 10782, 11980, 14376, 17970, 21564, 23960, 26955, 28752, 35940, 43128, 47920, 53910, 66739, 71880, 86256, 107820, 133478, 143760, 200217, 215640, 266956, 333695, 400434, 431280, 533912, 600651, 667390, 800868, 1001085, 1067824, 1201302, 1334780, 1601736, 2002170, 2402604, 2669560, 3003255, 3203472, 4004340, 4805208, 5339120, 6006510, 8008680, 9610416, 12013020, 16017360, 24026040, 39976661, 48052080, 79953322, 119929983, 159906644, 199883305, 239859966, 319813288, 359789949, 399766610, 479719932, 599649915, 639626576, 719579898, 799533220, 959439864, 1199299830, 1439159796, 1599066440, 1798949745, 1918879728, 2398599660, 2878319592, 3198132880, 3597899490, 4797199320, 5756639184, 7195798980, 9594398640, 14391597960, 28783195920]

約数ペア:

[(1, 28783195920), (2, 14391597960), (3, 9594398640), (4, 7195798980), (5, 5756639184), (6, 4797199320), (8, 3597899490), (9, 3198132880), (10, 2878319592), (12, 2398599660), (15, 1918879728), (16, 1798949745), (18, 1599066440), (20, 1439159796), (24, 1199299830), (30, 959439864), (36, 799533220), (40, 719579898), (45, 639626576), (48, 599649915), (60, 479719932), (72, 399766610), (80, 359789949), (90, 319813288), (120, 239859966), (144, 199883305), (180, 159906644), (240, 119929983), (360, 79953322), (599, 48052080), (720, 39976661), (1198, 24026040), (1797, 16017360), (2396, 12013020), (2995, 9610416), (3594, 8008680), (4792, 6006510), (5391, 5339120), (5990, 4805208), (7188, 4004340), (8985, 3203472), (9584, 3003255), (10782, 2669560), (11980, 2402604), (14376, 2002170), (17970, 1601736), (21564, 1334780), (23960, 1201302), (26955, 1067824), (28752, 1001085), (35940, 800868), (43128, 667390), (47920, 600651), (53910, 533912), (66739, 431280), (71880, 400434), (86256, 333695), (107820, 266956), (133478, 215640), (143760, 200217)]