28624640940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{22717969}}^1$

素因数の和:22717991

約数の個数: 72

約数和(自身を含む): 99232092960

約数和(自身を除く): 70607452020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 22717969, 45435938, 68153907, 90871876, 113589845, 136307814, 159025783, 204461721, 227179690, 272615628, 318051566, 340769535, 408923442, 454359380, 477077349, 636103132, 681539070, 795128915, 817846884, 954154698, 1022308605, 1363078140, 1431232047, 1590257830, 1908309396, 2044617210, 2385386745, 2862464094, 3180515660, 4089234420, 4770773490, 5724928188, 7156160235, 9541546980, 14312320470, 28624640940]

約数ペア:

[(1, 28624640940), (2, 14312320470), (3, 9541546980), (4, 7156160235), (5, 5724928188), (6, 4770773490), (7, 4089234420), (9, 3180515660), (10, 2862464094), (12, 2385386745), (14, 2044617210), (15, 1908309396), (18, 1590257830), (20, 1431232047), (21, 1363078140), (28, 1022308605), (30, 954154698), (35, 817846884), (36, 795128915), (42, 681539070), (45, 636103132), (60, 477077349), (63, 454359380), (70, 408923442), (84, 340769535), (90, 318051566), (105, 272615628), (126, 227179690), (140, 204461721), (180, 159025783), (210, 136307814), (252, 113589845), (315, 90871876), (420, 68153907), (630, 45435938), (1260, 22717969)]