261294840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{38201}}^1$

素因数の和:38237

約数の個数: 96

約数和(自身を含む): 893926800

約数和(自身を除く): 632631960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 38201, 76402, 114603, 152804, 191005, 229206, 305608, 343809, 382010, 458412, 573015, 687618, 725819, 764020, 916824, 1146030, 1375236, 1451638, 1528040, 1719045, 2177457, 2292060, 2750472, 2903276, 3438090, 3629095, 4354914, 4584120, 5806552, 6532371, 6876180, 7258190, 8709828, 10887285, 13064742, 13752360, 14516380, 17419656, 21774570, 26129484, 29032760, 32661855, 43549140, 52258968, 65323710, 87098280, 130647420, 261294840]

約数ペア:

[(1, 261294840), (2, 130647420), (3, 87098280), (4, 65323710), (5, 52258968), (6, 43549140), (8, 32661855), (9, 29032760), (10, 26129484), (12, 21774570), (15, 17419656), (18, 14516380), (19, 13752360), (20, 13064742), (24, 10887285), (30, 8709828), (36, 7258190), (38, 6876180), (40, 6532371), (45, 5806552), (57, 4584120), (60, 4354914), (72, 3629095), (76, 3438090), (90, 2903276), (95, 2750472), (114, 2292060), (120, 2177457), (152, 1719045), (171, 1528040), (180, 1451638), (190, 1375236), (228, 1146030), (285, 916824), (342, 764020), (360, 725819), (380, 687618), (456, 573015), (570, 458412), (684, 382010), (760, 343809), (855, 305608), (1140, 229206), (1368, 191005), (1710, 152804), (2280, 114603), (3420, 76402), (6840, 38201)]