30507540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3823}}^1$

素因数の和:3861

約数の個数: 96

約数和(自身を含む): 102789120

約数和(自身を除く): 72281580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3823, 3990, 7646, 7980, 11469, 15292, 19115, 22938, 26761, 38230, 45876, 53522, 57345, 72637, 76460, 80283, 107044, 114690, 133805, 145274, 160566, 217911, 229380, 267610, 290548, 321132, 363185, 401415, 435822, 508459, 535220, 726370, 802830, 871644, 1016918, 1089555, 1452740, 1525377, 1605660, 2033836, 2179110, 2542295, 3050754, 4358220, 5084590, 6101508, 7626885, 10169180, 15253770, 30507540]

約数ペア:

[(1, 30507540), (2, 15253770), (3, 10169180), (4, 7626885), (5, 6101508), (6, 5084590), (7, 4358220), (10, 3050754), (12, 2542295), (14, 2179110), (15, 2033836), (19, 1605660), (20, 1525377), (21, 1452740), (28, 1089555), (30, 1016918), (35, 871644), (38, 802830), (42, 726370), (57, 535220), (60, 508459), (70, 435822), (76, 401415), (84, 363185), (95, 321132), (105, 290548), (114, 267610), (133, 229380), (140, 217911), (190, 160566), (210, 145274), (228, 133805), (266, 114690), (285, 107044), (380, 80283), (399, 76460), (420, 72637), (532, 57345), (570, 53522), (665, 45876), (798, 38230), (1140, 26761), (1330, 22938), (1596, 19115), (1995, 15292), (2660, 11469), (3823, 7980), (3990, 7646)]