8020260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2621}}^1$

素因数の和:2653

約数の個数: 72

約数和(自身を含む): 25769016

約数和(自身を除く): 17748756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 2621, 3060, 5242, 7863, 10484, 13105, 15726, 23589, 26210, 31452, 39315, 44557, 47178, 52420, 78630, 89114, 94356, 117945, 133671, 157260, 178228, 222785, 235890, 267342, 401013, 445570, 471780, 534684, 668355, 802026, 891140, 1336710, 1604052, 2005065, 2673420, 4010130, 8020260]

約数ペア:

[(1, 8020260), (2, 4010130), (3, 2673420), (4, 2005065), (5, 1604052), (6, 1336710), (9, 891140), (10, 802026), (12, 668355), (15, 534684), (17, 471780), (18, 445570), (20, 401013), (30, 267342), (34, 235890), (36, 222785), (45, 178228), (51, 157260), (60, 133671), (68, 117945), (85, 94356), (90, 89114), (102, 78630), (153, 52420), (170, 47178), (180, 44557), (204, 39315), (255, 31452), (306, 26210), (340, 23589), (510, 15726), (612, 13105), (765, 10484), (1020, 7863), (1530, 5242), (2621, 3060)]