101478780

素因数分解:

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

素因数の和:2596

約数の個数: 144

約数和(自身を含む): 351134784

約数和(自身を除く): 249656004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2551, 2652, 3060, 3315, 3978, 4420, 5102, 6630, 7653, 7956, 9945, 10204, 12755, 13260, 15306, 19890, 22959, 25510, 30612, 33163, 38265, 39780, 43367, 45918, 51020, 66326, 76530, 86734, 91836, 99489, 114795, 130101, 132652, 153060, 165815, 173468, 198978, 216835, 229590, 260202, 298467, 331630, 390303, 397956, 433670, 459180, 497445, 520404, 563771, 596934, 650505, 663260, 780606, 867340, 994890, 1127542, 1193868, 1301010, 1492335, 1561212, 1691313, 1951515, 1989780, 2255084, 2602020, 2818855, 2984670, 3382626, 3903030, 5073939, 5637710, 5969340, 6765252, 7806060, 8456565, 10147878, 11275420, 16913130, 20295756, 25369695, 33826260, 50739390, 101478780]

約数ペア:

[(1, 101478780), (2, 50739390), (3, 33826260), (4, 25369695), (5, 20295756), (6, 16913130), (9, 11275420), (10, 10147878), (12, 8456565), (13, 7806060), (15, 6765252), (17, 5969340), (18, 5637710), (20, 5073939), (26, 3903030), (30, 3382626), (34, 2984670), (36, 2818855), (39, 2602020), (45, 2255084), (51, 1989780), (52, 1951515), (60, 1691313), (65, 1561212), (68, 1492335), (78, 1301010), (85, 1193868), (90, 1127542), (102, 994890), (117, 867340), (130, 780606), (153, 663260), (156, 650505), (170, 596934), (180, 563771), (195, 520404), (204, 497445), (221, 459180), (234, 433670), (255, 397956), (260, 390303), (306, 331630), (340, 298467), (390, 260202), (442, 229590), (468, 216835), (510, 198978), (585, 173468), (612, 165815), (663, 153060), (765, 132652), (780, 130101), (884, 114795), (1020, 99489), (1105, 91836), (1170, 86734), (1326, 76530), (1530, 66326), (1989, 51020), (2210, 45918), (2340, 43367), (2551, 39780), (2652, 38265), (3060, 33163), (3315, 30612), (3978, 25510), (4420, 22959), (5102, 19890), (6630, 15306), (7653, 13260), (7956, 12755), (9945, 10204)]