248243310

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:519

約数の個数: 144

約数和(自身を含む): 757384992

約数和(自身を除く): 509141682

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 63, 70, 90, 98, 105, 126, 147, 181, 210, 245, 294, 311, 315, 362, 441, 490, 543, 622, 630, 735, 882, 905, 933, 1086, 1267, 1470, 1555, 1629, 1810, 1866, 2177, 2205, 2534, 2715, 2799, 3110, 3258, 3801, 4354, 4410, 4665, 5430, 5598, 6335, 6531, 7602, 8145, 8869, 9330, 10885, 11403, 12670, 13062, 13995, 15239, 16290, 17738, 19005, 19593, 21770, 22806, 26607, 27990, 30478, 32655, 38010, 39186, 44345, 45717, 53214, 56291, 57015, 65310, 76195, 79821, 88690, 91434, 97965, 112582, 114030, 133035, 137151, 152390, 159642, 168873, 195930, 228585, 266070, 274302, 281455, 337746, 394037, 399105, 457170, 506619, 562910, 685755, 788074, 798210, 844365, 1013238, 1182111, 1371510, 1688730, 1970185, 2364222, 2533095, 2758259, 3546333, 3940370, 5066190, 5516518, 5910555, 7092666, 8274777, 11821110, 13791295, 16549554, 17731665, 24824331, 27582590, 35463330, 41373885, 49648662, 82747770, 124121655, 248243310]

約数ペア:

[(1, 248243310), (2, 124121655), (3, 82747770), (5, 49648662), (6, 41373885), (7, 35463330), (9, 27582590), (10, 24824331), (14, 17731665), (15, 16549554), (18, 13791295), (21, 11821110), (30, 8274777), (35, 7092666), (42, 5910555), (45, 5516518), (49, 5066190), (63, 3940370), (70, 3546333), (90, 2758259), (98, 2533095), (105, 2364222), (126, 1970185), (147, 1688730), (181, 1371510), (210, 1182111), (245, 1013238), (294, 844365), (311, 798210), (315, 788074), (362, 685755), (441, 562910), (490, 506619), (543, 457170), (622, 399105), (630, 394037), (735, 337746), (882, 281455), (905, 274302), (933, 266070), (1086, 228585), (1267, 195930), (1470, 168873), (1555, 159642), (1629, 152390), (1810, 137151), (1866, 133035), (2177, 114030), (2205, 112582), (2534, 97965), (2715, 91434), (2799, 88690), (3110, 79821), (3258, 76195), (3801, 65310), (4354, 57015), (4410, 56291), (4665, 53214), (5430, 45717), (5598, 44345), (6335, 39186), (6531, 38010), (7602, 32655), (8145, 30478), (8869, 27990), (9330, 26607), (10885, 22806), (11403, 21770), (12670, 19593), (13062, 19005), (13995, 17738), (15239, 16290)]