16781100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 56829696

約数和(自身を除く): 40048596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 61, 70, 75, 84, 100, 105, 122, 131, 140, 150, 175, 183, 210, 244, 262, 300, 305, 350, 366, 393, 420, 427, 524, 525, 610, 655, 700, 732, 786, 854, 915, 917, 1050, 1220, 1281, 1310, 1525, 1572, 1708, 1830, 1834, 1965, 2100, 2135, 2562, 2620, 2751, 3050, 3275, 3660, 3668, 3930, 4270, 4575, 4585, 5124, 5502, 6100, 6405, 6550, 7860, 7991, 8540, 9150, 9170, 9825, 10675, 11004, 12810, 13100, 13755, 15982, 18300, 18340, 19650, 21350, 22925, 23973, 25620, 27510, 31964, 32025, 39300, 39955, 42700, 45850, 47946, 55020, 55937, 64050, 68775, 79910, 91700, 95892, 111874, 119865, 128100, 137550, 159820, 167811, 199775, 223748, 239730, 275100, 279685, 335622, 399550, 479460, 559370, 599325, 671244, 799100, 839055, 1118740, 1198650, 1398425, 1678110, 2397300, 2796850, 3356220, 4195275, 5593700, 8390550, 16781100]

約数ペア:

[(1, 16781100), (2, 8390550), (3, 5593700), (4, 4195275), (5, 3356220), (6, 2796850), (7, 2397300), (10, 1678110), (12, 1398425), (14, 1198650), (15, 1118740), (20, 839055), (21, 799100), (25, 671244), (28, 599325), (30, 559370), (35, 479460), (42, 399550), (50, 335622), (60, 279685), (61, 275100), (70, 239730), (75, 223748), (84, 199775), (100, 167811), (105, 159820), (122, 137550), (131, 128100), (140, 119865), (150, 111874), (175, 95892), (183, 91700), (210, 79910), (244, 68775), (262, 64050), (300, 55937), (305, 55020), (350, 47946), (366, 45850), (393, 42700), (420, 39955), (427, 39300), (524, 32025), (525, 31964), (610, 27510), (655, 25620), (700, 23973), (732, 22925), (786, 21350), (854, 19650), (915, 18340), (917, 18300), (1050, 15982), (1220, 13755), (1281, 13100), (1310, 12810), (1525, 11004), (1572, 10675), (1708, 9825), (1830, 9170), (1834, 9150), (1965, 8540), (2100, 7991), (2135, 7860), (2562, 6550), (2620, 6405), (2751, 6100), (3050, 5502), (3275, 5124), (3660, 4585), (3668, 4575), (3930, 4270)]