850771980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 2630444544

約数和(自身を除く): 1779672564

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 163, 180, 214, 271, 321, 326, 428, 489, 535, 542, 642, 652, 813, 815, 963, 978, 1070, 1084, 1284, 1355, 1467, 1605, 1626, 1630, 1926, 1956, 2140, 2439, 2445, 2710, 2934, 3210, 3252, 3260, 3852, 4065, 4815, 4878, 4890, 5420, 5868, 6420, 7335, 8130, 9630, 9756, 9780, 12195, 14670, 16260, 17441, 19260, 24390, 28997, 29340, 34882, 44173, 48780, 52323, 57994, 69764, 86991, 87205, 88346, 104646, 115988, 132519, 144985, 156969, 173982, 174410, 176692, 209292, 220865, 260973, 261615, 265038, 289970, 313938, 347964, 348820, 397557, 434955, 441730, 521946, 523230, 530076, 579940, 627876, 662595, 784845, 795114, 869910, 883460, 1043892, 1046460, 1304865, 1325190, 1569690, 1590228, 1739820, 1987785, 2609730, 2650380, 3139380, 3975570, 4726511, 5219460, 7951140, 9453022, 14179533, 18906044, 23632555, 28359066, 42538599, 47265110, 56718132, 70897665, 85077198, 94530220, 141795330, 170154396, 212692995, 283590660, 425385990, 850771980]

約数ペア:

[(1, 850771980), (2, 425385990), (3, 283590660), (4, 212692995), (5, 170154396), (6, 141795330), (9, 94530220), (10, 85077198), (12, 70897665), (15, 56718132), (18, 47265110), (20, 42538599), (30, 28359066), (36, 23632555), (45, 18906044), (60, 14179533), (90, 9453022), (107, 7951140), (163, 5219460), (180, 4726511), (214, 3975570), (271, 3139380), (321, 2650380), (326, 2609730), (428, 1987785), (489, 1739820), (535, 1590228), (542, 1569690), (642, 1325190), (652, 1304865), (813, 1046460), (815, 1043892), (963, 883460), (978, 869910), (1070, 795114), (1084, 784845), (1284, 662595), (1355, 627876), (1467, 579940), (1605, 530076), (1626, 523230), (1630, 521946), (1926, 441730), (1956, 434955), (2140, 397557), (2439, 348820), (2445, 347964), (2710, 313938), (2934, 289970), (3210, 265038), (3252, 261615), (3260, 260973), (3852, 220865), (4065, 209292), (4815, 176692), (4878, 174410), (4890, 173982), (5420, 156969), (5868, 144985), (6420, 132519), (7335, 115988), (8130, 104646), (9630, 88346), (9756, 87205), (9780, 86991), (12195, 69764), (14670, 57994), (16260, 52323), (17441, 48780), (19260, 44173), (24390, 34882), (28997, 29340)]