28449900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:321

約数の個数: 144

約数和(自身を含む): 94056480

約数和(自身を除く): 65606580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 41, 45, 50, 54, 60, 75, 82, 90, 100, 108, 123, 135, 150, 164, 180, 205, 225, 246, 257, 270, 300, 369, 410, 450, 492, 514, 540, 615, 675, 738, 771, 820, 900, 1025, 1028, 1107, 1230, 1285, 1350, 1476, 1542, 1845, 2050, 2214, 2313, 2460, 2570, 2700, 3075, 3084, 3690, 3855, 4100, 4428, 4626, 5140, 5535, 6150, 6425, 6939, 7380, 7710, 9225, 9252, 10537, 11070, 11565, 12300, 12850, 13878, 15420, 18450, 19275, 21074, 22140, 23130, 25700, 27675, 27756, 31611, 34695, 36900, 38550, 42148, 46260, 52685, 55350, 57825, 63222, 69390, 77100, 94833, 105370, 110700, 115650, 126444, 138780, 158055, 173475, 189666, 210740, 231300, 263425, 284499, 316110, 346950, 379332, 474165, 526850, 568998, 632220, 693900, 790275, 948330, 1053700, 1137996, 1422495, 1580550, 1896660, 2370825, 2844990, 3161100, 4741650, 5689980, 7112475, 9483300, 14224950, 28449900]

約数ペア:

[(1, 28449900), (2, 14224950), (3, 9483300), (4, 7112475), (5, 5689980), (6, 4741650), (9, 3161100), (10, 2844990), (12, 2370825), (15, 1896660), (18, 1580550), (20, 1422495), (25, 1137996), (27, 1053700), (30, 948330), (36, 790275), (41, 693900), (45, 632220), (50, 568998), (54, 526850), (60, 474165), (75, 379332), (82, 346950), (90, 316110), (100, 284499), (108, 263425), (123, 231300), (135, 210740), (150, 189666), (164, 173475), (180, 158055), (205, 138780), (225, 126444), (246, 115650), (257, 110700), (270, 105370), (300, 94833), (369, 77100), (410, 69390), (450, 63222), (492, 57825), (514, 55350), (540, 52685), (615, 46260), (675, 42148), (738, 38550), (771, 36900), (820, 34695), (900, 31611), (1025, 27756), (1028, 27675), (1107, 25700), (1230, 23130), (1285, 22140), (1350, 21074), (1476, 19275), (1542, 18450), (1845, 15420), (2050, 13878), (2214, 12850), (2313, 12300), (2460, 11565), (2570, 11070), (2700, 10537), (3075, 9252), (3084, 9225), (3690, 7710), (3855, 7380), (4100, 6939), (4428, 6425), (4626, 6150), (5140, 5535)]