28816020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:151

約数の個数: 192

約数和(自身を含む): 98461440

約数和(自身を除く): 69645420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 43, 45, 51, 54, 60, 68, 73, 85, 86, 90, 102, 108, 129, 135, 146, 153, 170, 172, 180, 204, 215, 219, 255, 258, 270, 292, 306, 340, 365, 387, 430, 438, 459, 510, 516, 540, 612, 645, 657, 730, 731, 765, 774, 860, 876, 918, 1020, 1095, 1161, 1241, 1290, 1314, 1460, 1462, 1530, 1548, 1836, 1935, 1971, 2190, 2193, 2295, 2322, 2482, 2580, 2628, 2924, 3060, 3139, 3285, 3655, 3723, 3870, 3942, 4380, 4386, 4590, 4644, 4964, 5805, 6205, 6278, 6570, 6579, 7310, 7446, 7740, 7884, 8772, 9180, 9417, 9855, 10965, 11169, 11610, 12410, 12556, 13140, 13158, 14620, 14892, 15695, 18615, 18834, 19710, 19737, 21930, 22338, 23220, 24820, 26316, 28251, 31390, 32895, 33507, 37230, 37668, 39420, 39474, 43860, 44676, 47085, 53363, 55845, 56502, 62780, 65790, 67014, 74460, 78948, 84753, 94170, 98685, 106726, 111690, 113004, 131580, 134028, 141255, 160089, 167535, 169506, 188340, 197370, 213452, 223380, 266815, 282510, 320178, 335070, 339012, 394740, 423765, 480267, 533630, 565020, 640356, 670140, 800445, 847530, 960534, 1067260, 1440801, 1600890, 1695060, 1921068, 2401335, 2881602, 3201780, 4802670, 5763204, 7204005, 9605340, 14408010, 28816020]

約数ペア:

[(1, 28816020), (2, 14408010), (3, 9605340), (4, 7204005), (5, 5763204), (6, 4802670), (9, 3201780), (10, 2881602), (12, 2401335), (15, 1921068), (17, 1695060), (18, 1600890), (20, 1440801), (27, 1067260), (30, 960534), (34, 847530), (36, 800445), (43, 670140), (45, 640356), (51, 565020), (54, 533630), (60, 480267), (68, 423765), (73, 394740), (85, 339012), (86, 335070), (90, 320178), (102, 282510), (108, 266815), (129, 223380), (135, 213452), (146, 197370), (153, 188340), (170, 169506), (172, 167535), (180, 160089), (204, 141255), (215, 134028), (219, 131580), (255, 113004), (258, 111690), (270, 106726), (292, 98685), (306, 94170), (340, 84753), (365, 78948), (387, 74460), (430, 67014), (438, 65790), (459, 62780), (510, 56502), (516, 55845), (540, 53363), (612, 47085), (645, 44676), (657, 43860), (730, 39474), (731, 39420), (765, 37668), (774, 37230), (860, 33507), (876, 32895), (918, 31390), (1020, 28251), (1095, 26316), (1161, 24820), (1241, 23220), (1290, 22338), (1314, 21930), (1460, 19737), (1462, 19710), (1530, 18834), (1548, 18615), (1836, 15695), (1935, 14892), (1971, 14620), (2190, 13158), (2193, 13140), (2295, 12556), (2322, 12410), (2482, 11610), (2580, 11169), (2628, 10965), (2924, 9855), (3060, 9417), (3139, 9180), (3285, 8772), (3655, 7884), (3723, 7740), (3870, 7446), (3942, 7310), (4380, 6579), (4386, 6570), (4590, 6278), (4644, 6205), (4964, 5805)]