305065680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{74771}}^1$

素因数の和:74804

約数の個数: 80

約数和(自身を含む): 1001346624

約数和(自身を除く): 696280944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 74771, 149542, 224313, 299084, 373855, 448626, 598168, 747710, 897252, 1121565, 1196336, 1271107, 1495420, 1794504, 2243130, 2542214, 2990840, 3589008, 3813321, 4486260, 5084428, 5981680, 6355535, 7626642, 8972520, 10168856, 12711070, 15253284, 17945040, 19066605, 20337712, 25422140, 30506568, 38133210, 50844280, 61013136, 76266420, 101688560, 152532840, 305065680]

約数ペア:

[(1, 305065680), (2, 152532840), (3, 101688560), (4, 76266420), (5, 61013136), (6, 50844280), (8, 38133210), (10, 30506568), (12, 25422140), (15, 20337712), (16, 19066605), (17, 17945040), (20, 15253284), (24, 12711070), (30, 10168856), (34, 8972520), (40, 7626642), (48, 6355535), (51, 5981680), (60, 5084428), (68, 4486260), (80, 3813321), (85, 3589008), (102, 2990840), (120, 2542214), (136, 2243130), (170, 1794504), (204, 1495420), (240, 1271107), (255, 1196336), (272, 1121565), (340, 897252), (408, 747710), (510, 598168), (680, 448626), (816, 373855), (1020, 299084), (1360, 224313), (2040, 149542), (4080, 74771)]