993981840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{243623}}^1$

素因数の和:243656

約数の個数: 80

約数和(自身を含む): 3262612608

約数和(自身を除く): 2268630768

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, 243623, 487246, 730869, 974492, 1218115, 1461738, 1948984, 2436230, 2923476, 3654345, 3897968, 4141591, 4872460, 5846952, 7308690, 8283182, 9744920, 11693904, 12424773, 14617380, 16566364, 19489840, 20707955, 24849546, 29234760, 33132728, 41415910, 49699092, 58469520, 62123865, 66265456, 82831820, 99398184, 124247730, 165663640, 198796368, 248495460, 331327280, 496990920, 993981840]

約数ペア:

[(1, 993981840), (2, 496990920), (3, 331327280), (4, 248495460), (5, 198796368), (6, 165663640), (8, 124247730), (10, 99398184), (12, 82831820), (15, 66265456), (16, 62123865), (17, 58469520), (20, 49699092), (24, 41415910), (30, 33132728), (34, 29234760), (40, 24849546), (48, 20707955), (51, 19489840), (60, 16566364), (68, 14617380), (80, 12424773), (85, 11693904), (102, 9744920), (120, 8283182), (136, 7308690), (170, 5846952), (204, 4872460), (240, 4141591), (255, 3897968), (272, 3654345), (340, 2923476), (408, 2436230), (510, 1948984), (680, 1461738), (816, 1218115), (1020, 974492), (1360, 730869), (2040, 487246), (4080, 243623)]