28283400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:868

約数の個数: 144

約数和(自身を含む): 100105200

約数和(自身を除く): 71821800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 150, 152, 171, 180, 190, 200, 225, 228, 285, 300, 342, 360, 380, 450, 456, 475, 570, 600, 684, 760, 827, 855, 900, 950, 1140, 1368, 1425, 1654, 1710, 1800, 1900, 2280, 2481, 2850, 3308, 3420, 3800, 4135, 4275, 4962, 5700, 6616, 6840, 7443, 8270, 8550, 9924, 11400, 12405, 14886, 15713, 16540, 17100, 19848, 20675, 24810, 29772, 31426, 33080, 34200, 37215, 41350, 47139, 49620, 59544, 62025, 62852, 74430, 78565, 82700, 94278, 99240, 124050, 125704, 141417, 148860, 157130, 165400, 186075, 188556, 235695, 248100, 282834, 297720, 314260, 372150, 377112, 392825, 471390, 496200, 565668, 628520, 707085, 744300, 785650, 942780, 1131336, 1178475, 1414170, 1488600, 1571300, 1885560, 2356950, 2828340, 3142600, 3535425, 4713900, 5656680, 7070850, 9427800, 14141700, 28283400]

約数ペア:

[(1, 28283400), (2, 14141700), (3, 9427800), (4, 7070850), (5, 5656680), (6, 4713900), (8, 3535425), (9, 3142600), (10, 2828340), (12, 2356950), (15, 1885560), (18, 1571300), (19, 1488600), (20, 1414170), (24, 1178475), (25, 1131336), (30, 942780), (36, 785650), (38, 744300), (40, 707085), (45, 628520), (50, 565668), (57, 496200), (60, 471390), (72, 392825), (75, 377112), (76, 372150), (90, 314260), (95, 297720), (100, 282834), (114, 248100), (120, 235695), (150, 188556), (152, 186075), (171, 165400), (180, 157130), (190, 148860), (200, 141417), (225, 125704), (228, 124050), (285, 99240), (300, 94278), (342, 82700), (360, 78565), (380, 74430), (450, 62852), (456, 62025), (475, 59544), (570, 49620), (600, 47139), (684, 41350), (760, 37215), (827, 34200), (855, 33080), (900, 31426), (950, 29772), (1140, 24810), (1368, 20675), (1425, 19848), (1654, 17100), (1710, 16540), (1800, 15713), (1900, 14886), (2280, 12405), (2481, 11400), (2850, 9924), (3308, 8550), (3420, 8270), (3800, 7443), (4135, 6840), (4275, 6616), (4962, 5700)]