19149240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:277

約数の個数: 128

約数和(自身を含む): 63763200

約数和(自身を除く): 44613960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 89, 110, 120, 132, 163, 165, 178, 220, 264, 267, 326, 330, 356, 440, 445, 489, 534, 652, 660, 712, 815, 890, 978, 979, 1068, 1304, 1320, 1335, 1630, 1780, 1793, 1956, 1958, 2136, 2445, 2670, 2937, 3260, 3560, 3586, 3912, 3916, 4890, 4895, 5340, 5379, 5874, 6520, 7172, 7832, 8965, 9780, 9790, 10680, 10758, 11748, 14344, 14507, 14685, 17930, 19560, 19580, 21516, 23496, 26895, 29014, 29370, 35860, 39160, 43032, 43521, 53790, 58028, 58740, 71720, 72535, 87042, 107580, 116056, 117480, 145070, 159577, 174084, 215160, 217605, 290140, 319154, 348168, 435210, 478731, 580280, 638308, 797885, 870420, 957462, 1276616, 1595770, 1740840, 1914924, 2393655, 3191540, 3829848, 4787310, 6383080, 9574620, 19149240]

約数ペア:

[(1, 19149240), (2, 9574620), (3, 6383080), (4, 4787310), (5, 3829848), (6, 3191540), (8, 2393655), (10, 1914924), (11, 1740840), (12, 1595770), (15, 1276616), (20, 957462), (22, 870420), (24, 797885), (30, 638308), (33, 580280), (40, 478731), (44, 435210), (55, 348168), (60, 319154), (66, 290140), (88, 217605), (89, 215160), (110, 174084), (120, 159577), (132, 145070), (163, 117480), (165, 116056), (178, 107580), (220, 87042), (264, 72535), (267, 71720), (326, 58740), (330, 58028), (356, 53790), (440, 43521), (445, 43032), (489, 39160), (534, 35860), (652, 29370), (660, 29014), (712, 26895), (815, 23496), (890, 21516), (978, 19580), (979, 19560), (1068, 17930), (1304, 14685), (1320, 14507), (1335, 14344), (1630, 11748), (1780, 10758), (1793, 10680), (1956, 9790), (1958, 9780), (2136, 8965), (2445, 7832), (2670, 7172), (2937, 6520), (3260, 5874), (3560, 5379), (3586, 5340), (3912, 4895), (3916, 4890)]