238807680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2122

約数の個数: 128

約数和(自身を含む): 774057600

約数和(自身を除く): 535249920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 305, 320, 366, 384, 480, 488, 610, 640, 732, 915, 960, 976, 1220, 1464, 1830, 1920, 1952, 2039, 2440, 2928, 3660, 3904, 4078, 4880, 5856, 6117, 7320, 7808, 8156, 9760, 10195, 11712, 12234, 14640, 16312, 19520, 20390, 23424, 24468, 29280, 30585, 32624, 39040, 40780, 48936, 58560, 61170, 65248, 81560, 97872, 117120, 122340, 124379, 130496, 163120, 195744, 244680, 248758, 260992, 326240, 373137, 391488, 489360, 497516, 621895, 652480, 746274, 782976, 978720, 995032, 1243790, 1304960, 1492548, 1865685, 1957440, 1990064, 2487580, 2985096, 3731370, 3914880, 3980128, 4975160, 5970192, 7462740, 7960256, 9950320, 11940384, 14925480, 15920512, 19900640, 23880768, 29850960, 39801280, 47761536, 59701920, 79602560, 119403840, 238807680]

約数ペア:

[(1, 238807680), (2, 119403840), (3, 79602560), (4, 59701920), (5, 47761536), (6, 39801280), (8, 29850960), (10, 23880768), (12, 19900640), (15, 15920512), (16, 14925480), (20, 11940384), (24, 9950320), (30, 7960256), (32, 7462740), (40, 5970192), (48, 4975160), (60, 3980128), (61, 3914880), (64, 3731370), (80, 2985096), (96, 2487580), (120, 1990064), (122, 1957440), (128, 1865685), (160, 1492548), (183, 1304960), (192, 1243790), (240, 995032), (244, 978720), (305, 782976), (320, 746274), (366, 652480), (384, 621895), (480, 497516), (488, 489360), (610, 391488), (640, 373137), (732, 326240), (915, 260992), (960, 248758), (976, 244680), (1220, 195744), (1464, 163120), (1830, 130496), (1920, 124379), (1952, 122340), (2039, 117120), (2440, 97872), (2928, 81560), (3660, 65248), (3904, 61170), (4078, 58560), (4880, 48936), (5856, 40780), (6117, 39040), (7320, 32624), (7808, 30585), (8156, 29280), (9760, 24468), (10195, 23424), (11712, 20390), (12234, 19520), (14640, 16312)]