155223120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 240

約数和(自身を含む): 539161920

約数和(自身を除く): 383938800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 43, 48, 52, 60, 65, 78, 80, 86, 89, 104, 120, 129, 130, 156, 169, 172, 178, 195, 208, 215, 240, 258, 260, 267, 312, 338, 344, 356, 390, 430, 445, 507, 516, 520, 534, 559, 624, 645, 676, 688, 712, 780, 845, 860, 890, 1014, 1032, 1040, 1068, 1118, 1157, 1290, 1335, 1352, 1424, 1560, 1677, 1690, 1720, 1780, 2028, 2064, 2136, 2236, 2314, 2535, 2580, 2670, 2704, 2795, 3120, 3354, 3380, 3440, 3471, 3560, 3827, 4056, 4272, 4472, 4628, 5070, 5160, 5340, 5590, 5785, 6708, 6760, 6942, 7120, 7267, 7654, 8112, 8385, 8944, 9256, 10140, 10320, 10680, 11180, 11481, 11570, 13416, 13520, 13884, 14534, 15041, 15308, 16770, 17355, 18512, 19135, 20280, 21360, 21801, 22360, 22962, 23140, 26832, 27768, 29068, 30082, 30616, 33540, 34710, 36335, 38270, 40560, 43602, 44720, 45123, 45924, 46280, 49751, 55536, 57405, 58136, 60164, 61232, 67080, 69420, 72670, 75205, 76540, 87204, 90246, 91848, 92560, 99502, 109005, 114810, 116272, 120328, 134160, 138840, 145340, 149253, 150410, 153080, 174408, 180492, 183696, 199004, 218010, 225615, 229620, 240656, 248755, 277680, 290680, 298506, 300820, 306160, 348816, 360984, 398008, 436020, 451230, 459240, 497510, 581360, 597012, 601640, 646763, 721968, 746265, 796016, 872040, 902460, 918480, 995020, 1194024, 1203280, 1293526, 1492530, 1744080, 1804920, 1940289, 1990040, 2388048, 2587052, 2985060, 3233815, 3609840, 3880578, 3980080, 5174104, 5970120, 6467630, 7761156, 9701445, 10348208, 11940240, 12935260, 15522312, 19402890, 25870520, 31044624, 38805780, 51741040, 77611560, 155223120]

約数ペア:

[(1, 155223120), (2, 77611560), (3, 51741040), (4, 38805780), (5, 31044624), (6, 25870520), (8, 19402890), (10, 15522312), (12, 12935260), (13, 11940240), (15, 10348208), (16, 9701445), (20, 7761156), (24, 6467630), (26, 5970120), (30, 5174104), (39, 3980080), (40, 3880578), (43, 3609840), (48, 3233815), (52, 2985060), (60, 2587052), (65, 2388048), (78, 1990040), (80, 1940289), (86, 1804920), (89, 1744080), (104, 1492530), (120, 1293526), (129, 1203280), (130, 1194024), (156, 995020), (169, 918480), (172, 902460), (178, 872040), (195, 796016), (208, 746265), (215, 721968), (240, 646763), (258, 601640), (260, 597012), (267, 581360), (312, 497510), (338, 459240), (344, 451230), (356, 436020), (390, 398008), (430, 360984), (445, 348816), (507, 306160), (516, 300820), (520, 298506), (534, 290680), (559, 277680), (624, 248755), (645, 240656), (676, 229620), (688, 225615), (712, 218010), (780, 199004), (845, 183696), (860, 180492), (890, 174408), (1014, 153080), (1032, 150410), (1040, 149253), (1068, 145340), (1118, 138840), (1157, 134160), (1290, 120328), (1335, 116272), (1352, 114810), (1424, 109005), (1560, 99502), (1677, 92560), (1690, 91848), (1720, 90246), (1780, 87204), (2028, 76540), (2064, 75205), (2136, 72670), (2236, 69420), (2314, 67080), (2535, 61232), (2580, 60164), (2670, 58136), (2704, 57405), (2795, 55536), (3120, 49751), (3354, 46280), (3380, 45924), (3440, 45123), (3471, 44720), (3560, 43602), (3827, 40560), (4056, 38270), (4272, 36335), (4472, 34710), (4628, 33540), (5070, 30616), (5160, 30082), (5340, 29068), (5590, 27768), (5785, 26832), (6708, 23140), (6760, 22962), (6942, 22360), (7120, 21801), (7267, 21360), (7654, 20280), (8112, 19135), (8385, 18512), (8944, 17355), (9256, 16770), (10140, 15308), (10320, 15041), (10680, 14534), (11180, 13884), (11481, 13520), (11570, 13416)]