77482980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 247665600

約数和(自身を除く): 170182620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 107, 108, 135, 149, 162, 180, 214, 243, 270, 298, 321, 324, 405, 428, 447, 486, 535, 540, 596, 642, 745, 810, 894, 963, 972, 1070, 1215, 1284, 1341, 1490, 1605, 1620, 1788, 1926, 2140, 2235, 2430, 2682, 2889, 2980, 3210, 3852, 4023, 4470, 4815, 4860, 5364, 5778, 6420, 6705, 8046, 8667, 8940, 9630, 11556, 12069, 13410, 14445, 15943, 16092, 17334, 19260, 20115, 24138, 26001, 26820, 28890, 31886, 34668, 36207, 40230, 43335, 47829, 48276, 52002, 57780, 60345, 63772, 72414, 79715, 80460, 86670, 95658, 104004, 120690, 130005, 143487, 144828, 159430, 173340, 181035, 191316, 239145, 241380, 260010, 286974, 318860, 362070, 430461, 478290, 520020, 573948, 717435, 724140, 860922, 956580, 1291383, 1434870, 1721844, 2152305, 2582766, 2869740, 3874149, 4304610, 5165532, 6456915, 7748298, 8609220, 12913830, 15496596, 19370745, 25827660, 38741490, 77482980]

約数ペア:

[(1, 77482980), (2, 38741490), (3, 25827660), (4, 19370745), (5, 15496596), (6, 12913830), (9, 8609220), (10, 7748298), (12, 6456915), (15, 5165532), (18, 4304610), (20, 3874149), (27, 2869740), (30, 2582766), (36, 2152305), (45, 1721844), (54, 1434870), (60, 1291383), (81, 956580), (90, 860922), (107, 724140), (108, 717435), (135, 573948), (149, 520020), (162, 478290), (180, 430461), (214, 362070), (243, 318860), (270, 286974), (298, 260010), (321, 241380), (324, 239145), (405, 191316), (428, 181035), (447, 173340), (486, 159430), (535, 144828), (540, 143487), (596, 130005), (642, 120690), (745, 104004), (810, 95658), (894, 86670), (963, 80460), (972, 79715), (1070, 72414), (1215, 63772), (1284, 60345), (1341, 57780), (1490, 52002), (1605, 48276), (1620, 47829), (1788, 43335), (1926, 40230), (2140, 36207), (2235, 34668), (2430, 31886), (2682, 28890), (2889, 26820), (2980, 26001), (3210, 24138), (3852, 20115), (4023, 19260), (4470, 17334), (4815, 16092), (4860, 15943), (5364, 14445), (5778, 13410), (6420, 12069), (6705, 11556), (8046, 9630), (8667, 8940)]