16781652840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{196139}}^1$

素因数の和:196207

約数の個数: 128

約数和(自身を含む): 54228787200

約数和(自身を除く): 37447134360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 31, 40, 46, 60, 62, 69, 92, 93, 115, 120, 124, 138, 155, 184, 186, 230, 248, 276, 310, 345, 372, 460, 465, 552, 620, 690, 713, 744, 920, 930, 1240, 1380, 1426, 1860, 2139, 2760, 2852, 3565, 3720, 4278, 5704, 7130, 8556, 10695, 14260, 17112, 21390, 28520, 42780, 85560, 196139, 392278, 588417, 784556, 980695, 1176834, 1569112, 1961390, 2353668, 2942085, 3922780, 4511197, 4707336, 5884170, 6080309, 7845560, 9022394, 11768340, 12160618, 13533591, 18044788, 18240927, 22555985, 23536680, 24321236, 27067182, 30401545, 36089576, 36481854, 45111970, 48642472, 54134364, 60803090, 67667955, 72963708, 90223940, 91204635, 108268728, 121606180, 135335910, 139847107, 145927416, 180447880, 182409270, 243212360, 270671820, 279694214, 364818540, 419541321, 541343640, 559388428, 699235535, 729637080, 839082642, 1118776856, 1398471070, 1678165284, 2097706605, 2796942140, 3356330568, 4195413210, 5593884280, 8390826420, 16781652840]

約数ペア:

[(1, 16781652840), (2, 8390826420), (3, 5593884280), (4, 4195413210), (5, 3356330568), (6, 2796942140), (8, 2097706605), (10, 1678165284), (12, 1398471070), (15, 1118776856), (20, 839082642), (23, 729637080), (24, 699235535), (30, 559388428), (31, 541343640), (40, 419541321), (46, 364818540), (60, 279694214), (62, 270671820), (69, 243212360), (92, 182409270), (93, 180447880), (115, 145927416), (120, 139847107), (124, 135335910), (138, 121606180), (155, 108268728), (184, 91204635), (186, 90223940), (230, 72963708), (248, 67667955), (276, 60803090), (310, 54134364), (345, 48642472), (372, 45111970), (460, 36481854), (465, 36089576), (552, 30401545), (620, 27067182), (690, 24321236), (713, 23536680), (744, 22555985), (920, 18240927), (930, 18044788), (1240, 13533591), (1380, 12160618), (1426, 11768340), (1860, 9022394), (2139, 7845560), (2760, 6080309), (2852, 5884170), (3565, 4707336), (3720, 4511197), (4278, 3922780), (5704, 2942085), (7130, 2353668), (8556, 1961390), (10695, 1569112), (14260, 1176834), (17112, 980695), (21390, 784556), (28520, 588417), (42780, 392278), (85560, 196139)]