247483740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31013}}^1$

素因数の和:31051

約数の個数: 96

約数和(自身を含む): 833656320

約数和(自身を除く): 586172580

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, 3990, 7980, 31013, 62026, 93039, 124052, 155065, 186078, 217091, 310130, 372156, 434182, 465195, 589247, 620260, 651273, 868364, 930390, 1085455, 1178494, 1302546, 1767741, 1860780, 2170910, 2356988, 2605092, 2946235, 3256365, 3535482, 4124729, 4341820, 5892470, 6512730, 7070964, 8249458, 8838705, 11784940, 12374187, 13025460, 16498916, 17677410, 20623645, 24748374, 35354820, 41247290, 49496748, 61870935, 82494580, 123741870, 247483740]

約数ペア:

[(1, 247483740), (2, 123741870), (3, 82494580), (4, 61870935), (5, 49496748), (6, 41247290), (7, 35354820), (10, 24748374), (12, 20623645), (14, 17677410), (15, 16498916), (19, 13025460), (20, 12374187), (21, 11784940), (28, 8838705), (30, 8249458), (35, 7070964), (38, 6512730), (42, 5892470), (57, 4341820), (60, 4124729), (70, 3535482), (76, 3256365), (84, 2946235), (95, 2605092), (105, 2356988), (114, 2170910), (133, 1860780), (140, 1767741), (190, 1302546), (210, 1178494), (228, 1085455), (266, 930390), (285, 868364), (380, 651273), (399, 620260), (420, 589247), (532, 465195), (570, 434182), (665, 372156), (798, 310130), (1140, 217091), (1330, 186078), (1596, 155065), (1995, 124052), (2660, 93039), (3990, 62026), (7980, 31013)]