77611560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 260884800

約数和(自身を除く): 183273240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 89, 104, 120, 129, 130, 156, 169, 172, 178, 195, 215, 258, 260, 267, 312, 338, 344, 356, 390, 430, 445, 507, 516, 520, 534, 559, 645, 676, 712, 780, 845, 860, 890, 1014, 1032, 1068, 1118, 1157, 1290, 1335, 1352, 1560, 1677, 1690, 1720, 1780, 2028, 2136, 2236, 2314, 2535, 2580, 2670, 2795, 3354, 3380, 3471, 3560, 3827, 4056, 4472, 4628, 5070, 5160, 5340, 5590, 5785, 6708, 6760, 6942, 7267, 7654, 8385, 9256, 10140, 10680, 11180, 11481, 11570, 13416, 13884, 14534, 15041, 15308, 16770, 17355, 19135, 20280, 21801, 22360, 22962, 23140, 27768, 29068, 30082, 30616, 33540, 34710, 36335, 38270, 43602, 45123, 45924, 46280, 49751, 57405, 58136, 60164, 67080, 69420, 72670, 75205, 76540, 87204, 90246, 91848, 99502, 109005, 114810, 120328, 138840, 145340, 149253, 150410, 153080, 174408, 180492, 199004, 218010, 225615, 229620, 248755, 290680, 298506, 300820, 360984, 398008, 436020, 451230, 459240, 497510, 597012, 601640, 646763, 746265, 872040, 902460, 995020, 1194024, 1293526, 1492530, 1804920, 1940289, 1990040, 2587052, 2985060, 3233815, 3880578, 5174104, 5970120, 6467630, 7761156, 9701445, 12935260, 15522312, 19402890, 25870520, 38805780, 77611560]

約数ペア:

[(1, 77611560), (2, 38805780), (3, 25870520), (4, 19402890), (5, 15522312), (6, 12935260), (8, 9701445), (10, 7761156), (12, 6467630), (13, 5970120), (15, 5174104), (20, 3880578), (24, 3233815), (26, 2985060), (30, 2587052), (39, 1990040), (40, 1940289), (43, 1804920), (52, 1492530), (60, 1293526), (65, 1194024), (78, 995020), (86, 902460), (89, 872040), (104, 746265), (120, 646763), (129, 601640), (130, 597012), (156, 497510), (169, 459240), (172, 451230), (178, 436020), (195, 398008), (215, 360984), (258, 300820), (260, 298506), (267, 290680), (312, 248755), (338, 229620), (344, 225615), (356, 218010), (390, 199004), (430, 180492), (445, 174408), (507, 153080), (516, 150410), (520, 149253), (534, 145340), (559, 138840), (645, 120328), (676, 114810), (712, 109005), (780, 99502), (845, 91848), (860, 90246), (890, 87204), (1014, 76540), (1032, 75205), (1068, 72670), (1118, 69420), (1157, 67080), (1290, 60164), (1335, 58136), (1352, 57405), (1560, 49751), (1677, 46280), (1690, 45924), (1720, 45123), (1780, 43602), (2028, 38270), (2136, 36335), (2236, 34710), (2314, 33540), (2535, 30616), (2580, 30082), (2670, 29068), (2795, 27768), (3354, 23140), (3380, 22962), (3471, 22360), (3560, 21801), (3827, 20280), (4056, 19135), (4472, 17355), (4628, 16770), (5070, 15308), (5160, 15041), (5340, 14534), (5590, 13884), (5785, 13416), (6708, 11570), (6760, 11481), (6942, 11180), (7267, 10680), (7654, 10140), (8385, 9256)]