40904820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:382

約数の個数: 144

約数和(自身を含む): 137696832

約数和(自身を除く): 96792012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 73, 90, 99, 110, 132, 146, 165, 180, 198, 219, 220, 283, 292, 330, 365, 396, 438, 495, 566, 657, 660, 730, 803, 849, 876, 990, 1095, 1132, 1314, 1415, 1460, 1606, 1698, 1980, 2190, 2409, 2547, 2628, 2830, 3113, 3212, 3285, 3396, 4015, 4245, 4380, 4818, 5094, 5660, 6226, 6570, 7227, 8030, 8490, 9339, 9636, 10188, 12045, 12452, 12735, 13140, 14454, 15565, 16060, 16980, 18678, 20659, 24090, 25470, 28017, 28908, 31130, 36135, 37356, 41318, 46695, 48180, 50940, 56034, 61977, 62260, 72270, 82636, 93390, 103295, 112068, 123954, 140085, 144540, 185931, 186780, 206590, 227249, 247908, 280170, 309885, 371862, 413180, 454498, 560340, 619770, 681747, 743724, 908996, 929655, 1136245, 1239540, 1363494, 1859310, 2045241, 2272490, 2726988, 3408735, 3718620, 4090482, 4544980, 6817470, 8180964, 10226205, 13634940, 20452410, 40904820]

約数ペア:

[(1, 40904820), (2, 20452410), (3, 13634940), (4, 10226205), (5, 8180964), (6, 6817470), (9, 4544980), (10, 4090482), (11, 3718620), (12, 3408735), (15, 2726988), (18, 2272490), (20, 2045241), (22, 1859310), (30, 1363494), (33, 1239540), (36, 1136245), (44, 929655), (45, 908996), (55, 743724), (60, 681747), (66, 619770), (73, 560340), (90, 454498), (99, 413180), (110, 371862), (132, 309885), (146, 280170), (165, 247908), (180, 227249), (198, 206590), (219, 186780), (220, 185931), (283, 144540), (292, 140085), (330, 123954), (365, 112068), (396, 103295), (438, 93390), (495, 82636), (566, 72270), (657, 62260), (660, 61977), (730, 56034), (803, 50940), (849, 48180), (876, 46695), (990, 41318), (1095, 37356), (1132, 36135), (1314, 31130), (1415, 28908), (1460, 28017), (1606, 25470), (1698, 24090), (1980, 20659), (2190, 18678), (2409, 16980), (2547, 16060), (2628, 15565), (2830, 14454), (3113, 13140), (3212, 12735), (3285, 12452), (3396, 12045), (4015, 10188), (4245, 9636), (4380, 9339), (4818, 8490), (5094, 8030), (5660, 7227), (6226, 6570)]