20241270

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 64190880

約数和(自身を除く): 43949610

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 89, 90, 95, 105, 114, 126, 133, 171, 178, 190, 210, 266, 267, 285, 315, 342, 361, 399, 445, 534, 570, 623, 630, 665, 722, 798, 801, 855, 890, 1083, 1197, 1246, 1330, 1335, 1602, 1691, 1710, 1805, 1869, 1995, 2166, 2394, 2527, 2670, 3115, 3249, 3382, 3610, 3738, 3990, 4005, 5054, 5073, 5415, 5607, 5985, 6230, 6498, 7581, 8010, 8455, 9345, 10146, 10830, 11214, 11837, 11970, 12635, 15162, 15219, 16245, 16910, 18690, 22743, 23674, 25270, 25365, 28035, 30438, 32129, 32490, 35511, 37905, 45486, 50730, 56070, 59185, 64258, 71022, 75810, 76095, 96387, 106533, 113715, 118370, 152190, 160645, 177555, 192774, 213066, 224903, 227430, 289161, 321290, 355110, 449806, 481935, 532665, 578322, 674709, 963870, 1065330, 1124515, 1349418, 1445805, 2024127, 2249030, 2891610, 3373545, 4048254, 6747090, 10120635, 20241270]

約数ペア:

[(1, 20241270), (2, 10120635), (3, 6747090), (5, 4048254), (6, 3373545), (7, 2891610), (9, 2249030), (10, 2024127), (14, 1445805), (15, 1349418), (18, 1124515), (19, 1065330), (21, 963870), (30, 674709), (35, 578322), (38, 532665), (42, 481935), (45, 449806), (57, 355110), (63, 321290), (70, 289161), (89, 227430), (90, 224903), (95, 213066), (105, 192774), (114, 177555), (126, 160645), (133, 152190), (171, 118370), (178, 113715), (190, 106533), (210, 96387), (266, 76095), (267, 75810), (285, 71022), (315, 64258), (342, 59185), (361, 56070), (399, 50730), (445, 45486), (534, 37905), (570, 35511), (623, 32490), (630, 32129), (665, 30438), (722, 28035), (798, 25365), (801, 25270), (855, 23674), (890, 22743), (1083, 18690), (1197, 16910), (1246, 16245), (1330, 15219), (1335, 15162), (1602, 12635), (1691, 11970), (1710, 11837), (1805, 11214), (1869, 10830), (1995, 10146), (2166, 9345), (2394, 8455), (2527, 8010), (2670, 7581), (3115, 6498), (3249, 6230), (3382, 5985), (3610, 5607), (3738, 5415), (3990, 5073), (4005, 5054)]