64178100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:255

約数の個数: 216

約数和(自身を含む): 235068288

約数和(自身を除く): 170890188

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 61, 63, 70, 75, 84, 90, 100, 105, 122, 126, 140, 150, 167, 175, 180, 183, 210, 225, 244, 252, 300, 305, 315, 334, 350, 366, 420, 427, 450, 501, 525, 549, 610, 630, 668, 700, 732, 835, 854, 900, 915, 1002, 1050, 1098, 1169, 1220, 1260, 1281, 1503, 1525, 1575, 1670, 1708, 1830, 2004, 2100, 2135, 2196, 2338, 2505, 2562, 2745, 3006, 3050, 3150, 3340, 3507, 3660, 3843, 4175, 4270, 4575, 4676, 5010, 5124, 5490, 5845, 6012, 6100, 6300, 6405, 7014, 7515, 7686, 8350, 8540, 9150, 10020, 10187, 10521, 10675, 10980, 11690, 12525, 12810, 13725, 14028, 15030, 15372, 16700, 17535, 18300, 19215, 20374, 21042, 21350, 23380, 25050, 25620, 27450, 29225, 30060, 30561, 32025, 35070, 37575, 38430, 40748, 42084, 42700, 50100, 50935, 52605, 54900, 58450, 61122, 64050, 70140, 71309, 75150, 76860, 87675, 91683, 96075, 101870, 105210, 116900, 122244, 128100, 142618, 150300, 152805, 175350, 183366, 192150, 203740, 210420, 213927, 254675, 263025, 285236, 305610, 350700, 356545, 366732, 384300, 427854, 458415, 509350, 526050, 611220, 641781, 713090, 764025, 855708, 916830, 1018700, 1052100, 1069635, 1283562, 1426180, 1528050, 1782725, 1833660, 2139270, 2292075, 2567124, 3056100, 3208905, 3565450, 4278540, 4584150, 5348175, 6417810, 7130900, 9168300, 10696350, 12835620, 16044525, 21392700, 32089050, 64178100]

約数ペア:

[(1, 64178100), (2, 32089050), (3, 21392700), (4, 16044525), (5, 12835620), (6, 10696350), (7, 9168300), (9, 7130900), (10, 6417810), (12, 5348175), (14, 4584150), (15, 4278540), (18, 3565450), (20, 3208905), (21, 3056100), (25, 2567124), (28, 2292075), (30, 2139270), (35, 1833660), (36, 1782725), (42, 1528050), (45, 1426180), (50, 1283562), (60, 1069635), (61, 1052100), (63, 1018700), (70, 916830), (75, 855708), (84, 764025), (90, 713090), (100, 641781), (105, 611220), (122, 526050), (126, 509350), (140, 458415), (150, 427854), (167, 384300), (175, 366732), (180, 356545), (183, 350700), (210, 305610), (225, 285236), (244, 263025), (252, 254675), (300, 213927), (305, 210420), (315, 203740), (334, 192150), (350, 183366), (366, 175350), (420, 152805), (427, 150300), (450, 142618), (501, 128100), (525, 122244), (549, 116900), (610, 105210), (630, 101870), (668, 96075), (700, 91683), (732, 87675), (835, 76860), (854, 75150), (900, 71309), (915, 70140), (1002, 64050), (1050, 61122), (1098, 58450), (1169, 54900), (1220, 52605), (1260, 50935), (1281, 50100), (1503, 42700), (1525, 42084), (1575, 40748), (1670, 38430), (1708, 37575), (1830, 35070), (2004, 32025), (2100, 30561), (2135, 30060), (2196, 29225), (2338, 27450), (2505, 25620), (2562, 25050), (2745, 23380), (3006, 21350), (3050, 21042), (3150, 20374), (3340, 19215), (3507, 18300), (3660, 17535), (3843, 16700), (4175, 15372), (4270, 15030), (4575, 14028), (4676, 13725), (5010, 12810), (5124, 12525), (5490, 11690), (5845, 10980), (6012, 10675), (6100, 10521), (6300, 10187), (6405, 10020), (7014, 9150), (7515, 8540), (7686, 8350)]