16516920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{53}}^2$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 58748760

約数和(自身を除く): 42231840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 53, 56, 60, 70, 84, 98, 105, 106, 120, 140, 147, 159, 168, 196, 210, 212, 245, 265, 280, 294, 318, 371, 392, 420, 424, 490, 530, 588, 636, 735, 742, 795, 840, 980, 1060, 1113, 1176, 1272, 1470, 1484, 1590, 1855, 1960, 2120, 2226, 2597, 2809, 2940, 2968, 3180, 3710, 4452, 5194, 5565, 5618, 5880, 6360, 7420, 7791, 8427, 8904, 10388, 11130, 11236, 12985, 14045, 14840, 15582, 16854, 19663, 20776, 22260, 22472, 25970, 28090, 31164, 33708, 38955, 39326, 42135, 44520, 51940, 56180, 58989, 62328, 67416, 77910, 78652, 84270, 98315, 103880, 112360, 117978, 137641, 155820, 157304, 168540, 196630, 235956, 275282, 294945, 311640, 337080, 393260, 412923, 471912, 550564, 589890, 688205, 786520, 825846, 1101128, 1179780, 1376410, 1651692, 2064615, 2359560, 2752820, 3303384, 4129230, 5505640, 8258460, 16516920]

約数ペア:

[(1, 16516920), (2, 8258460), (3, 5505640), (4, 4129230), (5, 3303384), (6, 2752820), (7, 2359560), (8, 2064615), (10, 1651692), (12, 1376410), (14, 1179780), (15, 1101128), (20, 825846), (21, 786520), (24, 688205), (28, 589890), (30, 550564), (35, 471912), (40, 412923), (42, 393260), (49, 337080), (53, 311640), (56, 294945), (60, 275282), (70, 235956), (84, 196630), (98, 168540), (105, 157304), (106, 155820), (120, 137641), (140, 117978), (147, 112360), (159, 103880), (168, 98315), (196, 84270), (210, 78652), (212, 77910), (245, 67416), (265, 62328), (280, 58989), (294, 56180), (318, 51940), (371, 44520), (392, 42135), (420, 39326), (424, 38955), (490, 33708), (530, 31164), (588, 28090), (636, 25970), (735, 22472), (742, 22260), (795, 20776), (840, 19663), (980, 16854), (1060, 15582), (1113, 14840), (1176, 14045), (1272, 12985), (1470, 11236), (1484, 11130), (1590, 10388), (1855, 8904), (1960, 8427), (2120, 7791), (2226, 7420), (2597, 6360), (2809, 5880), (2940, 5618), (2968, 5565), (3180, 5194), (3710, 4452)]