18906900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 59996160

約数和(自身を除く): 41089260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 31, 38, 50, 57, 60, 62, 75, 76, 93, 95, 100, 107, 114, 124, 150, 155, 186, 190, 214, 228, 285, 300, 310, 321, 372, 380, 428, 465, 475, 535, 570, 589, 620, 642, 775, 930, 950, 1070, 1140, 1178, 1284, 1425, 1550, 1605, 1767, 1860, 1900, 2033, 2140, 2325, 2356, 2675, 2850, 2945, 3100, 3210, 3317, 3534, 4066, 4650, 5350, 5700, 5890, 6099, 6420, 6634, 7068, 8025, 8132, 8835, 9300, 9951, 10165, 10700, 11780, 12198, 13268, 14725, 16050, 16585, 17670, 19902, 20330, 24396, 29450, 30495, 32100, 33170, 35340, 39804, 40660, 44175, 49755, 50825, 58900, 60990, 63023, 66340, 82925, 88350, 99510, 101650, 121980, 126046, 152475, 165850, 176700, 189069, 199020, 203300, 248775, 252092, 304950, 315115, 331700, 378138, 497550, 609900, 630230, 756276, 945345, 995100, 1260460, 1575575, 1890690, 3151150, 3781380, 4726725, 6302300, 9453450, 18906900]

約数ペア:

[(1, 18906900), (2, 9453450), (3, 6302300), (4, 4726725), (5, 3781380), (6, 3151150), (10, 1890690), (12, 1575575), (15, 1260460), (19, 995100), (20, 945345), (25, 756276), (30, 630230), (31, 609900), (38, 497550), (50, 378138), (57, 331700), (60, 315115), (62, 304950), (75, 252092), (76, 248775), (93, 203300), (95, 199020), (100, 189069), (107, 176700), (114, 165850), (124, 152475), (150, 126046), (155, 121980), (186, 101650), (190, 99510), (214, 88350), (228, 82925), (285, 66340), (300, 63023), (310, 60990), (321, 58900), (372, 50825), (380, 49755), (428, 44175), (465, 40660), (475, 39804), (535, 35340), (570, 33170), (589, 32100), (620, 30495), (642, 29450), (775, 24396), (930, 20330), (950, 19902), (1070, 17670), (1140, 16585), (1178, 16050), (1284, 14725), (1425, 13268), (1550, 12198), (1605, 11780), (1767, 10700), (1860, 10165), (1900, 9951), (2033, 9300), (2140, 8835), (2325, 8132), (2356, 8025), (2675, 7068), (2850, 6634), (2945, 6420), (3100, 6099), (3210, 5890), (3317, 5700), (3534, 5350), (4066, 4650)]