253775340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15493}}^1$

素因数の和:15528

約数の個数: 144

約数和(自身を含む): 947489088

約数和(自身を除く): 693713748

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 15493, 16380, 30986, 46479, 61972, 77465, 92958, 108451, 139437, 154930, 185916, 201409, 216902, 232395, 278874, 309860, 325353, 402818, 433804, 464790, 542255, 557748, 604227, 650706, 697185, 805636, 929580, 976059, 1007045, 1084510, 1208454, 1301412, 1394370, 1409863, 1626765, 1812681, 1952118, 2014090, 2169020, 2416908, 2788740, 2819726, 3021135, 3253530, 3625362, 3904236, 4028180, 4229589, 4880295, 5639452, 6042270, 6507060, 7049315, 7250724, 8459178, 9063405, 9760590, 12084540, 12688767, 14098630, 16918356, 18126810, 19521180, 21147945, 25377534, 28197260, 36253620, 42295890, 50755068, 63443835, 84591780, 126887670, 253775340]

約数ペア:

[(1, 253775340), (2, 126887670), (3, 84591780), (4, 63443835), (5, 50755068), (6, 42295890), (7, 36253620), (9, 28197260), (10, 25377534), (12, 21147945), (13, 19521180), (14, 18126810), (15, 16918356), (18, 14098630), (20, 12688767), (21, 12084540), (26, 9760590), (28, 9063405), (30, 8459178), (35, 7250724), (36, 7049315), (39, 6507060), (42, 6042270), (45, 5639452), (52, 4880295), (60, 4229589), (63, 4028180), (65, 3904236), (70, 3625362), (78, 3253530), (84, 3021135), (90, 2819726), (91, 2788740), (105, 2416908), (117, 2169020), (126, 2014090), (130, 1952118), (140, 1812681), (156, 1626765), (180, 1409863), (182, 1394370), (195, 1301412), (210, 1208454), (234, 1084510), (252, 1007045), (260, 976059), (273, 929580), (315, 805636), (364, 697185), (390, 650706), (420, 604227), (455, 557748), (468, 542255), (546, 464790), (585, 433804), (630, 402818), (780, 325353), (819, 309860), (910, 278874), (1092, 232395), (1170, 216902), (1260, 201409), (1365, 185916), (1638, 154930), (1820, 139437), (2340, 108451), (2730, 92958), (3276, 77465), (4095, 61972), (5460, 46479), (8190, 30986), (15493, 16380)]