393744420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 1229482800

約数和(自身を除く): 835738380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 149, 159, 180, 212, 265, 277, 298, 318, 447, 477, 530, 554, 596, 636, 745, 795, 831, 894, 954, 1060, 1108, 1341, 1385, 1490, 1590, 1662, 1788, 1908, 2235, 2385, 2493, 2682, 2770, 2980, 3180, 3324, 4155, 4470, 4770, 4986, 5364, 5540, 6705, 7897, 8310, 8940, 9540, 9972, 12465, 13410, 14681, 15794, 16620, 23691, 24930, 26820, 29362, 31588, 39485, 41273, 44043, 47382, 49860, 58724, 71073, 73405, 78970, 82546, 88086, 94764, 118455, 123819, 132129, 142146, 146810, 157940, 165092, 176172, 206365, 220215, 236910, 247638, 264258, 284292, 293620, 355365, 371457, 412730, 440430, 473820, 495276, 528516, 619095, 660645, 710730, 742914, 825460, 880860, 1238190, 1321290, 1421460, 1485828, 1857285, 2187469, 2476380, 2642580, 3714570, 4374938, 6562407, 7429140, 8749876, 10937345, 13124814, 19687221, 21874690, 26249628, 32812035, 39374442, 43749380, 65624070, 78748884, 98436105, 131248140, 196872210, 393744420]

約数ペア:

[(1, 393744420), (2, 196872210), (3, 131248140), (4, 98436105), (5, 78748884), (6, 65624070), (9, 43749380), (10, 39374442), (12, 32812035), (15, 26249628), (18, 21874690), (20, 19687221), (30, 13124814), (36, 10937345), (45, 8749876), (53, 7429140), (60, 6562407), (90, 4374938), (106, 3714570), (149, 2642580), (159, 2476380), (180, 2187469), (212, 1857285), (265, 1485828), (277, 1421460), (298, 1321290), (318, 1238190), (447, 880860), (477, 825460), (530, 742914), (554, 710730), (596, 660645), (636, 619095), (745, 528516), (795, 495276), (831, 473820), (894, 440430), (954, 412730), (1060, 371457), (1108, 355365), (1341, 293620), (1385, 284292), (1490, 264258), (1590, 247638), (1662, 236910), (1788, 220215), (1908, 206365), (2235, 176172), (2385, 165092), (2493, 157940), (2682, 146810), (2770, 142146), (2980, 132129), (3180, 123819), (3324, 118455), (4155, 94764), (4470, 88086), (4770, 82546), (4986, 78970), (5364, 73405), (5540, 71073), (6705, 58724), (7897, 49860), (8310, 47382), (8940, 44043), (9540, 41273), (9972, 39485), (12465, 31588), (13410, 29362), (14681, 26820), (15794, 24930), (16620, 23691)]