240054570

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{809}}^1$

素因数の和:989

約数の個数: 128

約数和(自身を含む): 737164800

約数和(自身を除く): 497110230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 157, 189, 210, 270, 314, 315, 378, 471, 630, 785, 809, 942, 945, 1099, 1413, 1570, 1618, 1890, 2198, 2355, 2427, 2826, 3297, 4045, 4239, 4710, 4854, 5495, 5663, 6594, 7065, 7281, 8090, 8478, 9891, 10990, 11326, 12135, 14130, 14562, 16485, 16989, 19782, 21195, 21843, 24270, 28315, 29673, 32970, 33978, 36405, 42390, 43686, 49455, 50967, 56630, 59346, 72810, 84945, 98910, 101934, 109215, 127013, 148365, 152901, 169890, 218430, 254026, 254835, 296730, 305802, 381039, 509670, 635065, 762078, 764505, 889091, 1143117, 1270130, 1529010, 1778182, 1905195, 2286234, 2667273, 3429351, 3810390, 4445455, 5334546, 5715585, 6858702, 8001819, 8890910, 11431170, 13336365, 16003638, 17146755, 24005457, 26672730, 34293510, 40009095, 48010914, 80018190, 120027285, 240054570]

約数ペア:

[(1, 240054570), (2, 120027285), (3, 80018190), (5, 48010914), (6, 40009095), (7, 34293510), (9, 26672730), (10, 24005457), (14, 17146755), (15, 16003638), (18, 13336365), (21, 11431170), (27, 8890910), (30, 8001819), (35, 6858702), (42, 5715585), (45, 5334546), (54, 4445455), (63, 3810390), (70, 3429351), (90, 2667273), (105, 2286234), (126, 1905195), (135, 1778182), (157, 1529010), (189, 1270130), (210, 1143117), (270, 889091), (314, 764505), (315, 762078), (378, 635065), (471, 509670), (630, 381039), (785, 305802), (809, 296730), (942, 254835), (945, 254026), (1099, 218430), (1413, 169890), (1570, 152901), (1618, 148365), (1890, 127013), (2198, 109215), (2355, 101934), (2427, 98910), (2826, 84945), (3297, 72810), (4045, 59346), (4239, 56630), (4710, 50967), (4854, 49455), (5495, 43686), (5663, 42390), (6594, 36405), (7065, 33978), (7281, 32970), (8090, 29673), (8478, 28315), (9891, 24270), (10990, 21843), (11326, 21195), (12135, 19782), (14130, 16989), (14562, 16485)]