219427020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{701}}^1$

素因数の和:800

約数の個数: 144

約数和(自身を含む): 699124608

約数和(自身を除く): 479697588

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 47, 60, 74, 90, 94, 111, 141, 148, 180, 185, 188, 222, 235, 282, 333, 370, 423, 444, 470, 555, 564, 666, 701, 705, 740, 846, 940, 1110, 1332, 1402, 1410, 1665, 1692, 1739, 2103, 2115, 2220, 2804, 2820, 3330, 3478, 3505, 4206, 4230, 5217, 6309, 6660, 6956, 7010, 8412, 8460, 8695, 10434, 10515, 12618, 14020, 15651, 17390, 20868, 21030, 25236, 25937, 26085, 31302, 31545, 32947, 34780, 42060, 51874, 52170, 62604, 63090, 65894, 77811, 78255, 98841, 103748, 104340, 126180, 129685, 131788, 155622, 156510, 164735, 197682, 233433, 259370, 296523, 311244, 313020, 329470, 389055, 395364, 466866, 494205, 518740, 593046, 658940, 778110, 933732, 988410, 1167165, 1186092, 1219039, 1482615, 1556220, 1976820, 2334330, 2438078, 2965230, 3657117, 4668660, 4876156, 5930460, 6095195, 7314234, 10971351, 12190390, 14628468, 18285585, 21942702, 24380780, 36571170, 43885404, 54856755, 73142340, 109713510, 219427020]

約数ペア:

[(1, 219427020), (2, 109713510), (3, 73142340), (4, 54856755), (5, 43885404), (6, 36571170), (9, 24380780), (10, 21942702), (12, 18285585), (15, 14628468), (18, 12190390), (20, 10971351), (30, 7314234), (36, 6095195), (37, 5930460), (45, 4876156), (47, 4668660), (60, 3657117), (74, 2965230), (90, 2438078), (94, 2334330), (111, 1976820), (141, 1556220), (148, 1482615), (180, 1219039), (185, 1186092), (188, 1167165), (222, 988410), (235, 933732), (282, 778110), (333, 658940), (370, 593046), (423, 518740), (444, 494205), (470, 466866), (555, 395364), (564, 389055), (666, 329470), (701, 313020), (705, 311244), (740, 296523), (846, 259370), (940, 233433), (1110, 197682), (1332, 164735), (1402, 156510), (1410, 155622), (1665, 131788), (1692, 129685), (1739, 126180), (2103, 104340), (2115, 103748), (2220, 98841), (2804, 78255), (2820, 77811), (3330, 65894), (3478, 63090), (3505, 62604), (4206, 52170), (4230, 51874), (5217, 42060), (6309, 34780), (6660, 32947), (6956, 31545), (7010, 31302), (8412, 26085), (8460, 25937), (8695, 25236), (10434, 21030), (10515, 20868), (12618, 17390), (14020, 15651)]