18744960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{751}}^1$

素因数の和:786

約数の個数: 128

約数和(自身を含む): 64431360

約数和(自身を除く): 45686400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 751, 780, 832, 960, 1040, 1248, 1502, 1560, 1664, 1920, 2080, 2253, 2496, 3004, 3120, 3755, 4160, 4506, 4992, 6008, 6240, 7510, 8320, 9012, 9763, 11265, 12016, 12480, 15020, 18024, 19526, 22530, 24032, 24960, 29289, 30040, 36048, 39052, 45060, 48064, 48815, 58578, 60080, 72096, 78104, 90120, 96128, 97630, 117156, 120160, 144192, 146445, 156208, 180240, 195260, 234312, 240320, 288384, 292890, 312416, 360480, 390520, 468624, 480640, 585780, 624832, 720960, 781040, 937248, 1171560, 1249664, 1441920, 1562080, 1874496, 2343120, 3124160, 3748992, 4686240, 6248320, 9372480, 18744960]

約数ペア:

[(1, 18744960), (2, 9372480), (3, 6248320), (4, 4686240), (5, 3748992), (6, 3124160), (8, 2343120), (10, 1874496), (12, 1562080), (13, 1441920), (15, 1249664), (16, 1171560), (20, 937248), (24, 781040), (26, 720960), (30, 624832), (32, 585780), (39, 480640), (40, 468624), (48, 390520), (52, 360480), (60, 312416), (64, 292890), (65, 288384), (78, 240320), (80, 234312), (96, 195260), (104, 180240), (120, 156208), (128, 146445), (130, 144192), (156, 120160), (160, 117156), (192, 97630), (195, 96128), (208, 90120), (240, 78104), (260, 72096), (312, 60080), (320, 58578), (384, 48815), (390, 48064), (416, 45060), (480, 39052), (520, 36048), (624, 30040), (640, 29289), (751, 24960), (780, 24032), (832, 22530), (960, 19526), (1040, 18024), (1248, 15020), (1502, 12480), (1560, 12016), (1664, 11265), (1920, 9763), (2080, 9012), (2253, 8320), (2496, 7510), (3004, 6240), (3120, 6008), (3755, 4992), (4160, 4506)]