405915120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2551}}^1$

素因数の和:2600

約数の個数: 240

約数和(自身を含む): 1555025472

約数和(自身を除く): 1149110352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1326, 1360, 1530, 1560, 1768, 1872, 1989, 2040, 2210, 2340, 2448, 2551, 2652, 3060, 3120, 3315, 3536, 3978, 4080, 4420, 4680, 5102, 5304, 6120, 6630, 7653, 7956, 8840, 9360, 9945, 10204, 10608, 12240, 12755, 13260, 15306, 15912, 17680, 19890, 20408, 22959, 25510, 26520, 30612, 31824, 33163, 38265, 39780, 40816, 43367, 45918, 51020, 53040, 61224, 66326, 76530, 79560, 86734, 91836, 99489, 102040, 114795, 122448, 130101, 132652, 153060, 159120, 165815, 173468, 183672, 198978, 204080, 216835, 229590, 260202, 265304, 298467, 306120, 331630, 346936, 367344, 390303, 397956, 433670, 459180, 497445, 520404, 530608, 563771, 596934, 612240, 650505, 663260, 693872, 780606, 795912, 867340, 918360, 994890, 1040808, 1127542, 1193868, 1301010, 1326520, 1492335, 1561212, 1591824, 1691313, 1734680, 1836720, 1951515, 1989780, 2081616, 2255084, 2387736, 2602020, 2653040, 2818855, 2984670, 3122424, 3382626, 3469360, 3903030, 3979560, 4510168, 4775472, 5073939, 5204040, 5637710, 5969340, 6244848, 6765252, 7806060, 7959120, 8456565, 9020336, 10147878, 10408080, 11275420, 11938680, 13530504, 15612120, 16913130, 20295756, 22550840, 23877360, 25369695, 27061008, 31224240, 33826260, 40591512, 45101680, 50739390, 67652520, 81183024, 101478780, 135305040, 202957560, 405915120]

約数ペア:

[(1, 405915120), (2, 202957560), (3, 135305040), (4, 101478780), (5, 81183024), (6, 67652520), (8, 50739390), (9, 45101680), (10, 40591512), (12, 33826260), (13, 31224240), (15, 27061008), (16, 25369695), (17, 23877360), (18, 22550840), (20, 20295756), (24, 16913130), (26, 15612120), (30, 13530504), (34, 11938680), (36, 11275420), (39, 10408080), (40, 10147878), (45, 9020336), (48, 8456565), (51, 7959120), (52, 7806060), (60, 6765252), (65, 6244848), (68, 5969340), (72, 5637710), (78, 5204040), (80, 5073939), (85, 4775472), (90, 4510168), (102, 3979560), (104, 3903030), (117, 3469360), (120, 3382626), (130, 3122424), (136, 2984670), (144, 2818855), (153, 2653040), (156, 2602020), (170, 2387736), (180, 2255084), (195, 2081616), (204, 1989780), (208, 1951515), (221, 1836720), (234, 1734680), (240, 1691313), (255, 1591824), (260, 1561212), (272, 1492335), (306, 1326520), (312, 1301010), (340, 1193868), (360, 1127542), (390, 1040808), (408, 994890), (442, 918360), (468, 867340), (510, 795912), (520, 780606), (585, 693872), (612, 663260), (624, 650505), (663, 612240), (680, 596934), (720, 563771), (765, 530608), (780, 520404), (816, 497445), (884, 459180), (936, 433670), (1020, 397956), (1040, 390303), (1105, 367344), (1170, 346936), (1224, 331630), (1326, 306120), (1360, 298467), (1530, 265304), (1560, 260202), (1768, 229590), (1872, 216835), (1989, 204080), (2040, 198978), (2210, 183672), (2340, 173468), (2448, 165815), (2551, 159120), (2652, 153060), (3060, 132652), (3120, 130101), (3315, 122448), (3536, 114795), (3978, 102040), (4080, 99489), (4420, 91836), (4680, 86734), (5102, 79560), (5304, 76530), (6120, 66326), (6630, 61224), (7653, 53040), (7956, 51020), (8840, 45918), (9360, 43367), (9945, 40816), (10204, 39780), (10608, 38265), (12240, 33163), (12755, 31824), (13260, 30612), (15306, 26520), (15912, 25510), (17680, 22959), (19890, 20408)]