27885780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{701}}^1$

素因数の和:746

約数の個数: 144

約数和(自身を含む): 96589584

約数和(自身を除く): 68703804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 701, 765, 780, 884, 1020, 1105, 1170, 1326, 1402, 1530, 1989, 2103, 2210, 2340, 2652, 2804, 3060, 3315, 3505, 3978, 4206, 4420, 6309, 6630, 7010, 7956, 8412, 9113, 9945, 10515, 11917, 12618, 13260, 14020, 18226, 19890, 21030, 23834, 25236, 27339, 31545, 35751, 36452, 39780, 42060, 45565, 47668, 54678, 59585, 63090, 71502, 82017, 91130, 107253, 109356, 119170, 126180, 136695, 143004, 154921, 164034, 178755, 182260, 214506, 238340, 273390, 309842, 328068, 357510, 410085, 429012, 464763, 536265, 546780, 619684, 715020, 774605, 820170, 929526, 1072530, 1394289, 1549210, 1640340, 1859052, 2145060, 2323815, 2788578, 3098420, 4647630, 5577156, 6971445, 9295260, 13942890, 27885780]

約数ペア:

[(1, 27885780), (2, 13942890), (3, 9295260), (4, 6971445), (5, 5577156), (6, 4647630), (9, 3098420), (10, 2788578), (12, 2323815), (13, 2145060), (15, 1859052), (17, 1640340), (18, 1549210), (20, 1394289), (26, 1072530), (30, 929526), (34, 820170), (36, 774605), (39, 715020), (45, 619684), (51, 546780), (52, 536265), (60, 464763), (65, 429012), (68, 410085), (78, 357510), (85, 328068), (90, 309842), (102, 273390), (117, 238340), (130, 214506), (153, 182260), (156, 178755), (170, 164034), (180, 154921), (195, 143004), (204, 136695), (221, 126180), (234, 119170), (255, 109356), (260, 107253), (306, 91130), (340, 82017), (390, 71502), (442, 63090), (468, 59585), (510, 54678), (585, 47668), (612, 45565), (663, 42060), (701, 39780), (765, 36452), (780, 35751), (884, 31545), (1020, 27339), (1105, 25236), (1170, 23834), (1326, 21030), (1402, 19890), (1530, 18226), (1989, 14020), (2103, 13260), (2210, 12618), (2340, 11917), (2652, 10515), (2804, 9945), (3060, 9113), (3315, 8412), (3505, 7956), (3978, 7010), (4206, 6630), (4420, 6309)]