20477490240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{239671}}^1$

素因数の和:239780

約数の個数: 112

約数和(自身を含む): 65746823040

約数和(自身を除く): 45269332800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 160, 178, 192, 240, 267, 320, 356, 445, 480, 534, 712, 890, 960, 1068, 1335, 1424, 1780, 2136, 2670, 2848, 3560, 4272, 5340, 5696, 7120, 8544, 10680, 14240, 17088, 21360, 28480, 42720, 85440, 239671, 479342, 719013, 958684, 1198355, 1438026, 1917368, 2396710, 2876052, 3595065, 3834736, 4793420, 5752104, 7190130, 7669472, 9586840, 11504208, 14380260, 15338944, 19173680, 21330719, 23008416, 28760520, 38347360, 42661438, 46016832, 57521040, 63992157, 76694720, 85322876, 106653595, 115042080, 127984314, 170645752, 213307190, 230084160, 255968628, 319960785, 341291504, 426614380, 511937256, 639921570, 682583008, 853228760, 1023874512, 1279843140, 1365166016, 1706457520, 2047749024, 2559686280, 3412915040, 4095498048, 5119372560, 6825830080, 10238745120, 20477490240]

約数ペア:

[(1, 20477490240), (2, 10238745120), (3, 6825830080), (4, 5119372560), (5, 4095498048), (6, 3412915040), (8, 2559686280), (10, 2047749024), (12, 1706457520), (15, 1365166016), (16, 1279843140), (20, 1023874512), (24, 853228760), (30, 682583008), (32, 639921570), (40, 511937256), (48, 426614380), (60, 341291504), (64, 319960785), (80, 255968628), (89, 230084160), (96, 213307190), (120, 170645752), (160, 127984314), (178, 115042080), (192, 106653595), (240, 85322876), (267, 76694720), (320, 63992157), (356, 57521040), (445, 46016832), (480, 42661438), (534, 38347360), (712, 28760520), (890, 23008416), (960, 21330719), (1068, 19173680), (1335, 15338944), (1424, 14380260), (1780, 11504208), (2136, 9586840), (2670, 7669472), (2848, 7190130), (3560, 5752104), (4272, 4793420), (5340, 3834736), (5696, 3595065), (7120, 2876052), (8544, 2396710), (10680, 1917368), (14240, 1438026), (17088, 1198355), (21360, 958684), (28480, 719013), (42720, 479342), (85440, 239671)]