1998794880

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{38557}}^1$

素因数の和:38588

約数の個数: 160

約数和(自身を含む): 7138242540

約数和(自身を除く): 5139447660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2592, 2880, 3240, 3456, 4320, 5184, 5760, 6480, 8640, 10368, 12960, 17280, 25920, 38557, 51840, 77114, 115671, 154228, 192785, 231342, 308456, 347013, 385570, 462684, 578355, 616912, 694026, 771140, 925368, 1041039, 1156710, 1233824, 1388052, 1542280, 1735065, 1850736, 2082078, 2313420, 2467648, 2776104, 3084560, 3123117, 3470130, 3701472, 4164156, 4626840, 4935296, 5205195, 5552208, 6169120, 6246234, 6940260, 7402944, 8328312, 9253680, 10410390, 11104416, 12338240, 12492468, 13880520, 14805888, 15615585, 16656624, 18507360, 20820780, 22208832, 24676480, 24984936, 27761040, 31231170, 33313248, 37014720, 41641560, 44417664, 49969872, 55522080, 62462340, 66626496, 74029440, 83283120, 99939744, 111044160, 124924680, 133252992, 166566240, 199879488, 222088320, 249849360, 333132480, 399758976, 499698720, 666264960, 999397440, 1998794880]

約数ペア:

[(1, 1998794880), (2, 999397440), (3, 666264960), (4, 499698720), (5, 399758976), (6, 333132480), (8, 249849360), (9, 222088320), (10, 199879488), (12, 166566240), (15, 133252992), (16, 124924680), (18, 111044160), (20, 99939744), (24, 83283120), (27, 74029440), (30, 66626496), (32, 62462340), (36, 55522080), (40, 49969872), (45, 44417664), (48, 41641560), (54, 37014720), (60, 33313248), (64, 31231170), (72, 27761040), (80, 24984936), (81, 24676480), (90, 22208832), (96, 20820780), (108, 18507360), (120, 16656624), (128, 15615585), (135, 14805888), (144, 13880520), (160, 12492468), (162, 12338240), (180, 11104416), (192, 10410390), (216, 9253680), (240, 8328312), (270, 7402944), (288, 6940260), (320, 6246234), (324, 6169120), (360, 5552208), (384, 5205195), (405, 4935296), (432, 4626840), (480, 4164156), (540, 3701472), (576, 3470130), (640, 3123117), (648, 3084560), (720, 2776104), (810, 2467648), (864, 2313420), (960, 2082078), (1080, 1850736), (1152, 1735065), (1296, 1542280), (1440, 1388052), (1620, 1233824), (1728, 1156710), (1920, 1041039), (2160, 925368), (2592, 771140), (2880, 694026), (3240, 616912), (3456, 578355), (4320, 462684), (5184, 385570), (5760, 347013), (6480, 308456), (8640, 231342), (10368, 192785), (12960, 154228), (17280, 115671), (25920, 77114), (38557, 51840)]