205425840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27611}}^1$

素因数の和:27658

約数の個数: 80

約数和(自身を含む): 657386496

約数和(自身を除く): 451960656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 27611, 55222, 82833, 110444, 138055, 165666, 220888, 276110, 331332, 414165, 441776, 552220, 662664, 828330, 855941, 1104440, 1325328, 1656660, 1711882, 2208880, 2567823, 3313320, 3423764, 4279705, 5135646, 6626640, 6847528, 8559410, 10271292, 12839115, 13695056, 17118820, 20542584, 25678230, 34237640, 41085168, 51356460, 68475280, 102712920, 205425840]

約数ペア:

[(1, 205425840), (2, 102712920), (3, 68475280), (4, 51356460), (5, 41085168), (6, 34237640), (8, 25678230), (10, 20542584), (12, 17118820), (15, 13695056), (16, 12839115), (20, 10271292), (24, 8559410), (30, 6847528), (31, 6626640), (40, 5135646), (48, 4279705), (60, 3423764), (62, 3313320), (80, 2567823), (93, 2208880), (120, 1711882), (124, 1656660), (155, 1325328), (186, 1104440), (240, 855941), (248, 828330), (310, 662664), (372, 552220), (465, 441776), (496, 414165), (620, 331332), (744, 276110), (930, 220888), (1240, 165666), (1488, 138055), (1860, 110444), (2480, 82833), (3720, 55222), (7440, 27611)]