78464820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{823}}^1$

素因数の和:1069

約数の個数: 96

約数和(自身を含む): 252499968

約数和(自身を除く): 174035148

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 227, 420, 454, 681, 823, 908, 1135, 1362, 1589, 1646, 2270, 2469, 2724, 3178, 3292, 3405, 4115, 4540, 4767, 4938, 5761, 6356, 6810, 7945, 8230, 9534, 9876, 11522, 12345, 13620, 15890, 16460, 17283, 19068, 23044, 23835, 24690, 28805, 31780, 34566, 47670, 49380, 57610, 69132, 86415, 95340, 115220, 172830, 186821, 345660, 373642, 560463, 747284, 934105, 1120926, 1307747, 1868210, 2241852, 2615494, 2802315, 3736420, 3923241, 5230988, 5604630, 6538735, 7846482, 11209260, 13077470, 15692964, 19616205, 26154940, 39232410, 78464820]

約数ペア:

[(1, 78464820), (2, 39232410), (3, 26154940), (4, 19616205), (5, 15692964), (6, 13077470), (7, 11209260), (10, 7846482), (12, 6538735), (14, 5604630), (15, 5230988), (20, 3923241), (21, 3736420), (28, 2802315), (30, 2615494), (35, 2241852), (42, 1868210), (60, 1307747), (70, 1120926), (84, 934105), (105, 747284), (140, 560463), (210, 373642), (227, 345660), (420, 186821), (454, 172830), (681, 115220), (823, 95340), (908, 86415), (1135, 69132), (1362, 57610), (1589, 49380), (1646, 47670), (2270, 34566), (2469, 31780), (2724, 28805), (3178, 24690), (3292, 23835), (3405, 23044), (4115, 19068), (4540, 17283), (4767, 16460), (4938, 15890), (5761, 13620), (6356, 12345), (6810, 11522), (7945, 9876), (8230, 9534)]