214607820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{977}}^1$

素因数の和:1519

約数の個数: 96

約数和(自身を含む): 688762368

約数和(自身を除く): 474154548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 523, 977, 1046, 1569, 1954, 2092, 2615, 2931, 3138, 3661, 3908, 4885, 5230, 5862, 6276, 6839, 7322, 7845, 9770, 10460, 10983, 11724, 13678, 14644, 14655, 15690, 18305, 19540, 20517, 21966, 27356, 29310, 31380, 34195, 36610, 41034, 43932, 54915, 58620, 68390, 73220, 82068, 102585, 109830, 136780, 205170, 219660, 410340, 510971, 1021942, 1532913, 2043884, 2554855, 3065826, 3576797, 5109710, 6131652, 7153594, 7664565, 10219420, 10730391, 14307188, 15329130, 17883985, 21460782, 30658260, 35767970, 42921564, 53651955, 71535940, 107303910, 214607820]

約数ペア:

[(1, 214607820), (2, 107303910), (3, 71535940), (4, 53651955), (5, 42921564), (6, 35767970), (7, 30658260), (10, 21460782), (12, 17883985), (14, 15329130), (15, 14307188), (20, 10730391), (21, 10219420), (28, 7664565), (30, 7153594), (35, 6131652), (42, 5109710), (60, 3576797), (70, 3065826), (84, 2554855), (105, 2043884), (140, 1532913), (210, 1021942), (420, 510971), (523, 410340), (977, 219660), (1046, 205170), (1569, 136780), (1954, 109830), (2092, 102585), (2615, 82068), (2931, 73220), (3138, 68390), (3661, 58620), (3908, 54915), (4885, 43932), (5230, 41034), (5862, 36610), (6276, 34195), (6839, 31380), (7322, 29310), (7845, 27356), (9770, 21966), (10460, 20517), (10983, 19540), (11724, 18305), (13678, 15690), (14644, 14655)]