28392900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 87994368

約数和(自身を除く): 59601468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 31, 43, 50, 60, 62, 71, 75, 86, 93, 100, 124, 129, 142, 150, 155, 172, 186, 213, 215, 258, 284, 300, 310, 355, 372, 426, 430, 465, 516, 620, 645, 710, 775, 852, 860, 930, 1065, 1075, 1290, 1333, 1420, 1550, 1775, 1860, 2130, 2150, 2201, 2325, 2580, 2666, 3053, 3100, 3225, 3550, 3999, 4260, 4300, 4402, 4650, 5325, 5332, 6106, 6450, 6603, 6665, 7100, 7998, 8804, 9159, 9300, 10650, 11005, 12212, 12900, 13206, 13330, 15265, 15996, 18318, 19995, 21300, 22010, 26412, 26660, 30530, 33015, 33325, 36636, 39990, 44020, 45795, 55025, 61060, 66030, 66650, 76325, 79980, 91590, 94643, 99975, 110050, 132060, 133300, 152650, 165075, 183180, 189286, 199950, 220100, 228975, 283929, 305300, 330150, 378572, 399900, 457950, 473215, 567858, 660300, 915900, 946430, 1135716, 1419645, 1892860, 2366075, 2839290, 4732150, 5678580, 7098225, 9464300, 14196450, 28392900]

約数ペア:

[(1, 28392900), (2, 14196450), (3, 9464300), (4, 7098225), (5, 5678580), (6, 4732150), (10, 2839290), (12, 2366075), (15, 1892860), (20, 1419645), (25, 1135716), (30, 946430), (31, 915900), (43, 660300), (50, 567858), (60, 473215), (62, 457950), (71, 399900), (75, 378572), (86, 330150), (93, 305300), (100, 283929), (124, 228975), (129, 220100), (142, 199950), (150, 189286), (155, 183180), (172, 165075), (186, 152650), (213, 133300), (215, 132060), (258, 110050), (284, 99975), (300, 94643), (310, 91590), (355, 79980), (372, 76325), (426, 66650), (430, 66030), (465, 61060), (516, 55025), (620, 45795), (645, 44020), (710, 39990), (775, 36636), (852, 33325), (860, 33015), (930, 30530), (1065, 26660), (1075, 26412), (1290, 22010), (1333, 21300), (1420, 19995), (1550, 18318), (1775, 15996), (1860, 15265), (2130, 13330), (2150, 13206), (2201, 12900), (2325, 12212), (2580, 11005), (2666, 10650), (3053, 9300), (3100, 9159), (3225, 8804), (3550, 7998), (3999, 7100), (4260, 6665), (4300, 6603), (4402, 6450), (4650, 6106), (5325, 5332)]