72856980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1091}}^1$

素因数の和:1166

約数の個数: 144

約数和(自身を含む): 257572224

約数和(自身を除く): 184715244

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 420, 477, 530, 630, 636, 742, 795, 954, 1060, 1091, 1113, 1260, 1484, 1590, 1855, 1908, 2182, 2226, 2385, 3180, 3273, 3339, 3710, 4364, 4452, 4770, 5455, 5565, 6546, 6678, 7420, 7637, 9540, 9819, 10910, 11130, 13092, 13356, 15274, 16365, 16695, 19638, 21820, 22260, 22911, 30548, 32730, 33390, 38185, 39276, 45822, 49095, 57823, 65460, 66780, 68733, 76370, 91644, 98190, 114555, 115646, 137466, 152740, 173469, 196380, 229110, 231292, 274932, 289115, 343665, 346938, 404761, 458220, 520407, 578230, 687330, 693876, 809522, 867345, 1040814, 1156460, 1214283, 1374660, 1619044, 1734690, 2023805, 2081628, 2428566, 2602035, 3469380, 3642849, 4047610, 4857132, 5204070, 6071415, 7285698, 8095220, 10408140, 12142830, 14571396, 18214245, 24285660, 36428490, 72856980]

約数ペア:

[(1, 72856980), (2, 36428490), (3, 24285660), (4, 18214245), (5, 14571396), (6, 12142830), (7, 10408140), (9, 8095220), (10, 7285698), (12, 6071415), (14, 5204070), (15, 4857132), (18, 4047610), (20, 3642849), (21, 3469380), (28, 2602035), (30, 2428566), (35, 2081628), (36, 2023805), (42, 1734690), (45, 1619044), (53, 1374660), (60, 1214283), (63, 1156460), (70, 1040814), (84, 867345), (90, 809522), (105, 693876), (106, 687330), (126, 578230), (140, 520407), (159, 458220), (180, 404761), (210, 346938), (212, 343665), (252, 289115), (265, 274932), (315, 231292), (318, 229110), (371, 196380), (420, 173469), (477, 152740), (530, 137466), (630, 115646), (636, 114555), (742, 98190), (795, 91644), (954, 76370), (1060, 68733), (1091, 66780), (1113, 65460), (1260, 57823), (1484, 49095), (1590, 45822), (1855, 39276), (1908, 38185), (2182, 33390), (2226, 32730), (2385, 30548), (3180, 22911), (3273, 22260), (3339, 21820), (3710, 19638), (4364, 16695), (4452, 16365), (4770, 15274), (5455, 13356), (5565, 13092), (6546, 11130), (6678, 10910), (7420, 9819), (7637, 9540)]