131505840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9613}}^1$

素因数の和:9651

約数の個数: 120

約数和(自身を含む): 464933040

約数和(自身を除く): 333427200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 9613, 13680, 19226, 28839, 38452, 48065, 57678, 76904, 86517, 96130, 115356, 144195, 153808, 173034, 182647, 192260, 230712, 288390, 346068, 365294, 384520, 432585, 461424, 547941, 576780, 692136, 730588, 769040, 865170, 913235, 1095882, 1153560, 1384272, 1461176, 1643823, 1730340, 1826470, 2191764, 2307120, 2739705, 2922352, 3287646, 3460680, 3652940, 4383528, 5479410, 6575292, 6921360, 7305880, 8219115, 8767056, 10958820, 13150584, 14611760, 16438230, 21917640, 26301168, 32876460, 43835280, 65752920, 131505840]

約数ペア:

[(1, 131505840), (2, 65752920), (3, 43835280), (4, 32876460), (5, 26301168), (6, 21917640), (8, 16438230), (9, 14611760), (10, 13150584), (12, 10958820), (15, 8767056), (16, 8219115), (18, 7305880), (19, 6921360), (20, 6575292), (24, 5479410), (30, 4383528), (36, 3652940), (38, 3460680), (40, 3287646), (45, 2922352), (48, 2739705), (57, 2307120), (60, 2191764), (72, 1826470), (76, 1730340), (80, 1643823), (90, 1461176), (95, 1384272), (114, 1153560), (120, 1095882), (144, 913235), (152, 865170), (171, 769040), (180, 730588), (190, 692136), (228, 576780), (240, 547941), (285, 461424), (304, 432585), (342, 384520), (360, 365294), (380, 346068), (456, 288390), (570, 230712), (684, 192260), (720, 182647), (760, 173034), (855, 153808), (912, 144195), (1140, 115356), (1368, 96130), (1520, 86517), (1710, 76904), (2280, 57678), (2736, 48065), (3420, 38452), (4560, 28839), (6840, 19226), (9613, 13680)]