42191940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 139732992

約数和(自身を除く): 97541052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 113, 127, 140, 147, 196, 210, 226, 245, 254, 294, 339, 381, 420, 452, 490, 508, 565, 588, 635, 678, 735, 762, 791, 889, 980, 1130, 1270, 1356, 1470, 1524, 1582, 1695, 1778, 1905, 2260, 2373, 2540, 2667, 2940, 3164, 3390, 3556, 3810, 3955, 4445, 4746, 5334, 5537, 6223, 6780, 7620, 7910, 8890, 9492, 10668, 11074, 11865, 12446, 13335, 14351, 15820, 16611, 17780, 18669, 22148, 23730, 24892, 26670, 27685, 28702, 31115, 33222, 37338, 43053, 47460, 53340, 55370, 57404, 62230, 66444, 71755, 74676, 83055, 86106, 93345, 100457, 110740, 124460, 143510, 166110, 172212, 186690, 200914, 215265, 287020, 301371, 332220, 373380, 401828, 430530, 502285, 602742, 703199, 861060, 1004570, 1205484, 1406398, 1506855, 2009140, 2109597, 2812796, 3013710, 3515995, 4219194, 6027420, 7031990, 8438388, 10547985, 14063980, 21095970, 42191940]

約数ペア:

[(1, 42191940), (2, 21095970), (3, 14063980), (4, 10547985), (5, 8438388), (6, 7031990), (7, 6027420), (10, 4219194), (12, 3515995), (14, 3013710), (15, 2812796), (20, 2109597), (21, 2009140), (28, 1506855), (30, 1406398), (35, 1205484), (42, 1004570), (49, 861060), (60, 703199), (70, 602742), (84, 502285), (98, 430530), (105, 401828), (113, 373380), (127, 332220), (140, 301371), (147, 287020), (196, 215265), (210, 200914), (226, 186690), (245, 172212), (254, 166110), (294, 143510), (339, 124460), (381, 110740), (420, 100457), (452, 93345), (490, 86106), (508, 83055), (565, 74676), (588, 71755), (635, 66444), (678, 62230), (735, 57404), (762, 55370), (791, 53340), (889, 47460), (980, 43053), (1130, 37338), (1270, 33222), (1356, 31115), (1470, 28702), (1524, 27685), (1582, 26670), (1695, 24892), (1778, 23730), (1905, 22148), (2260, 18669), (2373, 17780), (2540, 16611), (2667, 15820), (2940, 14351), (3164, 13335), (3390, 12446), (3556, 11865), (3810, 11074), (3955, 10668), (4445, 9492), (4746, 8890), (5334, 7910), (5537, 7620), (6223, 6780)]