28055400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 96422400

約数和(自身を除く): 68367000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 25, 30, 38, 40, 46, 50, 57, 60, 69, 75, 76, 92, 95, 100, 107, 114, 115, 120, 138, 150, 152, 184, 190, 200, 214, 228, 230, 276, 285, 300, 321, 345, 380, 428, 437, 456, 460, 475, 535, 552, 570, 575, 600, 642, 690, 760, 856, 874, 920, 950, 1070, 1140, 1150, 1284, 1311, 1380, 1425, 1605, 1725, 1748, 1900, 2033, 2140, 2185, 2280, 2300, 2461, 2568, 2622, 2675, 2760, 2850, 3210, 3450, 3496, 3800, 4066, 4280, 4370, 4600, 4922, 5244, 5350, 5700, 6099, 6420, 6555, 6900, 7383, 8025, 8132, 8740, 9844, 10165, 10488, 10700, 10925, 11400, 12198, 12305, 12840, 13110, 13800, 14766, 16050, 16264, 17480, 19688, 20330, 21400, 21850, 24396, 24610, 26220, 29532, 30495, 32100, 32775, 36915, 40660, 43700, 46759, 48792, 49220, 50825, 52440, 59064, 60990, 61525, 64200, 65550, 73830, 81320, 87400, 93518, 98440, 101650, 121980, 123050, 131100, 140277, 147660, 152475, 184575, 187036, 203300, 233795, 243960, 246100, 262200, 280554, 295320, 304950, 369150, 374072, 406600, 467590, 492200, 561108, 609900, 701385, 738300, 935180, 1122216, 1168975, 1219800, 1402770, 1476600, 1870360, 2337950, 2805540, 3506925, 4675900, 5611080, 7013850, 9351800, 14027700, 28055400]

約数ペア:

[(1, 28055400), (2, 14027700), (3, 9351800), (4, 7013850), (5, 5611080), (6, 4675900), (8, 3506925), (10, 2805540), (12, 2337950), (15, 1870360), (19, 1476600), (20, 1402770), (23, 1219800), (24, 1168975), (25, 1122216), (30, 935180), (38, 738300), (40, 701385), (46, 609900), (50, 561108), (57, 492200), (60, 467590), (69, 406600), (75, 374072), (76, 369150), (92, 304950), (95, 295320), (100, 280554), (107, 262200), (114, 246100), (115, 243960), (120, 233795), (138, 203300), (150, 187036), (152, 184575), (184, 152475), (190, 147660), (200, 140277), (214, 131100), (228, 123050), (230, 121980), (276, 101650), (285, 98440), (300, 93518), (321, 87400), (345, 81320), (380, 73830), (428, 65550), (437, 64200), (456, 61525), (460, 60990), (475, 59064), (535, 52440), (552, 50825), (570, 49220), (575, 48792), (600, 46759), (642, 43700), (690, 40660), (760, 36915), (856, 32775), (874, 32100), (920, 30495), (950, 29532), (1070, 26220), (1140, 24610), (1150, 24396), (1284, 21850), (1311, 21400), (1380, 20330), (1425, 19688), (1605, 17480), (1725, 16264), (1748, 16050), (1900, 14766), (2033, 13800), (2140, 13110), (2185, 12840), (2280, 12305), (2300, 12198), (2461, 11400), (2568, 10925), (2622, 10700), (2675, 10488), (2760, 10165), (2850, 9844), (3210, 8740), (3450, 8132), (3496, 8025), (3800, 7383), (4066, 6900), (4280, 6555), (4370, 6420), (4600, 6099), (4922, 5700), (5244, 5350)]