313221720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{53269}}^1$

素因数の和:53297

約数の個数: 96

約数和(自身を含む): 1093100400

約数和(自身を除く): 779878680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 53269, 106538, 159807, 213076, 266345, 319614, 372883, 426152, 532690, 639228, 745766, 799035, 1065380, 1118649, 1278456, 1491532, 1598070, 1864415, 2130760, 2237298, 2610181, 2983064, 3196140, 3728830, 4474596, 5220362, 5593245, 6392280, 7457660, 7830543, 8949192, 10440724, 11186490, 13050905, 14915320, 15661086, 20881448, 22372980, 26101810, 31322172, 39152715, 44745960, 52203620, 62644344, 78305430, 104407240, 156610860, 313221720]

約数ペア:

[(1, 313221720), (2, 156610860), (3, 104407240), (4, 78305430), (5, 62644344), (6, 52203620), (7, 44745960), (8, 39152715), (10, 31322172), (12, 26101810), (14, 22372980), (15, 20881448), (20, 15661086), (21, 14915320), (24, 13050905), (28, 11186490), (30, 10440724), (35, 8949192), (40, 7830543), (42, 7457660), (49, 6392280), (56, 5593245), (60, 5220362), (70, 4474596), (84, 3728830), (98, 3196140), (105, 2983064), (120, 2610181), (140, 2237298), (147, 2130760), (168, 1864415), (196, 1598070), (210, 1491532), (245, 1278456), (280, 1118649), (294, 1065380), (392, 799035), (420, 745766), (490, 639228), (588, 532690), (735, 426152), (840, 372883), (980, 319614), (1176, 266345), (1470, 213076), (1960, 159807), (2940, 106538), (5880, 53269)]