331058280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20743}}^1$

素因数の和:20783

約数の個数: 128

約数和(自身を含む): 1194854400

約数和(自身を除く): 863796120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 20743, 41486, 62229, 82972, 103715, 124458, 145201, 165944, 207430, 248916, 290402, 311145, 394117, 414860, 435603, 497832, 580804, 622290, 726005, 788234, 829720, 871206, 1161608, 1182351, 1244580, 1452010, 1576468, 1742412, 1970585, 2178015, 2364702, 2489160, 2758819, 2904020, 3152936, 3484824, 3941170, 4356030, 4729404, 5517638, 5808040, 5911755, 7882340, 8276457, 8712060, 9458808, 11035276, 11823510, 13794095, 15764680, 16552914, 17424120, 22070552, 23647020, 27588190, 33105828, 41382285, 47294040, 55176380, 66211656, 82764570, 110352760, 165529140, 331058280]

約数ペア:

[(1, 331058280), (2, 165529140), (3, 110352760), (4, 82764570), (5, 66211656), (6, 55176380), (7, 47294040), (8, 41382285), (10, 33105828), (12, 27588190), (14, 23647020), (15, 22070552), (19, 17424120), (20, 16552914), (21, 15764680), (24, 13794095), (28, 11823510), (30, 11035276), (35, 9458808), (38, 8712060), (40, 8276457), (42, 7882340), (56, 5911755), (57, 5808040), (60, 5517638), (70, 4729404), (76, 4356030), (84, 3941170), (95, 3484824), (105, 3152936), (114, 2904020), (120, 2758819), (133, 2489160), (140, 2364702), (152, 2178015), (168, 1970585), (190, 1742412), (210, 1576468), (228, 1452010), (266, 1244580), (280, 1182351), (285, 1161608), (380, 871206), (399, 829720), (420, 788234), (456, 726005), (532, 622290), (570, 580804), (665, 497832), (760, 435603), (798, 414860), (840, 394117), (1064, 311145), (1140, 290402), (1330, 248916), (1596, 207430), (1995, 165944), (2280, 145201), (2660, 124458), (3192, 103715), (3990, 82972), (5320, 62229), (7980, 41486), (15960, 20743)]