291345840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2339}}^1$

素因数の和:2531

約数の個数: 120

約数和(自身を含む): 984512880

約数和(自身を除く): 693167040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 173, 180, 240, 346, 360, 519, 692, 720, 865, 1038, 1384, 1557, 1730, 2076, 2339, 2595, 2768, 3114, 3460, 4152, 4678, 5190, 6228, 6920, 7017, 7785, 8304, 9356, 10380, 11695, 12456, 13840, 14034, 15570, 18712, 20760, 21051, 23390, 24912, 28068, 31140, 35085, 37424, 41520, 42102, 46780, 56136, 62280, 70170, 84204, 93560, 105255, 112272, 124560, 140340, 168408, 187120, 210510, 280680, 336816, 404647, 421020, 561360, 809294, 842040, 1213941, 1618588, 1684080, 2023235, 2427882, 3237176, 3641823, 4046470, 4855764, 6069705, 6474352, 7283646, 8092940, 9711528, 12139410, 14567292, 16185880, 18209115, 19423056, 24278820, 29134584, 32371760, 36418230, 48557640, 58269168, 72836460, 97115280, 145672920, 291345840]

約数ペア:

[(1, 291345840), (2, 145672920), (3, 97115280), (4, 72836460), (5, 58269168), (6, 48557640), (8, 36418230), (9, 32371760), (10, 29134584), (12, 24278820), (15, 19423056), (16, 18209115), (18, 16185880), (20, 14567292), (24, 12139410), (30, 9711528), (36, 8092940), (40, 7283646), (45, 6474352), (48, 6069705), (60, 4855764), (72, 4046470), (80, 3641823), (90, 3237176), (120, 2427882), (144, 2023235), (173, 1684080), (180, 1618588), (240, 1213941), (346, 842040), (360, 809294), (519, 561360), (692, 421020), (720, 404647), (865, 336816), (1038, 280680), (1384, 210510), (1557, 187120), (1730, 168408), (2076, 140340), (2339, 124560), (2595, 112272), (2768, 105255), (3114, 93560), (3460, 84204), (4152, 70170), (4678, 62280), (5190, 56136), (6228, 46780), (6920, 42102), (7017, 41520), (7785, 37424), (8304, 35085), (9356, 31140), (10380, 28068), (11695, 24912), (12456, 23390), (13840, 21051), (14034, 20760), (15570, 18712)]