191812500

素因数分解:

$2^2\times 3^2\times 5^6\times {\mathrm{11}}^1\times {\mathrm{31}}^1$

素因数の和:82

約数の個数: 252

約数和(自身を含む): 682491264

約数和(自身を除く): 490678764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 31, 33, 36, 44, 45, 50, 55, 60, 62, 66, 75, 90, 93, 99, 100, 110, 124, 125, 132, 150, 155, 165, 180, 186, 198, 220, 225, 250, 275, 279, 300, 310, 330, 341, 372, 375, 396, 450, 465, 495, 500, 550, 558, 620, 625, 660, 682, 750, 775, 825, 900, 930, 990, 1023, 1100, 1116, 1125, 1250, 1364, 1375, 1395, 1500, 1550, 1650, 1705, 1860, 1875, 1980, 2046, 2250, 2325, 2475, 2500, 2750, 2790, 3069, 3100, 3125, 3300, 3410, 3750, 3875, 4092, 4125, 4500, 4650, 4950, 5115, 5500, 5580, 5625, 6138, 6250, 6820, 6875, 6975, 7500, 7750, 8250, 8525, 9300, 9375, 9900, 10230, 11250, 11625, 12276, 12375, 12500, 13750, 13950, 15345, 15500, 15625, 16500, 17050, 18750, 19375, 20460, 20625, 22500, 23250, 24750, 25575, 27500, 27900, 28125, 30690, 31250, 34100, 34375, 34875, 37500, 38750, 41250, 42625, 46500, 46875, 49500, 51150, 56250, 58125, 61380, 61875, 62500, 68750, 69750, 76725, 77500, 82500, 85250, 93750, 96875, 102300, 103125, 112500, 116250, 123750, 127875, 137500, 139500, 140625, 153450, 170500, 171875, 174375, 187500, 193750, 206250, 213125, 232500, 247500, 255750, 281250, 290625, 306900, 309375, 343750, 348750, 383625, 387500, 412500, 426250, 484375, 511500, 515625, 562500, 581250, 618750, 639375, 687500, 697500, 767250, 852500, 871875, 968750, 1031250, 1065625, 1162500, 1237500, 1278750, 1453125, 1534500, 1546875, 1743750, 1918125, 1937500, 2062500, 2131250, 2557500, 2906250, 3093750, 3196875, 3487500, 3836250, 4262500, 4359375, 5328125, 5812500, 6187500, 6393750, 7672500, 8718750, 9590625, 10656250, 12787500, 15984375, 17437500, 19181250, 21312500, 31968750, 38362500, 47953125, 63937500, 95906250, 191812500]

約数ペア:

[(1, 191812500), (2, 95906250), (3, 63937500), (4, 47953125), (5, 38362500), (6, 31968750), (9, 21312500), (10, 19181250), (11, 17437500), (12, 15984375), (15, 12787500), (18, 10656250), (20, 9590625), (22, 8718750), (25, 7672500), (30, 6393750), (31, 6187500), (33, 5812500), (36, 5328125), (44, 4359375), (45, 4262500), (50, 3836250), (55, 3487500), (60, 3196875), (62, 3093750), (66, 2906250), (75, 2557500), (90, 2131250), (93, 2062500), (99, 1937500), (100, 1918125), (110, 1743750), (124, 1546875), (125, 1534500), (132, 1453125), (150, 1278750), (155, 1237500), (165, 1162500), (180, 1065625), (186, 1031250), (198, 968750), (220, 871875), (225, 852500), (250, 767250), (275, 697500), (279, 687500), (300, 639375), (310, 618750), (330, 581250), (341, 562500), (372, 515625), (375, 511500), (396, 484375), (450, 426250), (465, 412500), (495, 387500), (500, 383625), (550, 348750), (558, 343750), (620, 309375), (625, 306900), (660, 290625), (682, 281250), (750, 255750), (775, 247500), (825, 232500), (900, 213125), (930, 206250), (990, 193750), (1023, 187500), (1100, 174375), (1116, 171875), (1125, 170500), (1250, 153450), (1364, 140625), (1375, 139500), (1395, 137500), (1500, 127875), (1550, 123750), (1650, 116250), (1705, 112500), (1860, 103125), (1875, 102300), (1980, 96875), (2046, 93750), (2250, 85250), (2325, 82500), (2475, 77500), (2500, 76725), (2750, 69750), (2790, 68750), (3069, 62500), (3100, 61875), (3125, 61380), (3300, 58125), (3410, 56250), (3750, 51150), (3875, 49500), (4092, 46875), (4125, 46500), (4500, 42625), (4650, 41250), (4950, 38750), (5115, 37500), (5500, 34875), (5580, 34375), (5625, 34100), (6138, 31250), (6250, 30690), (6820, 28125), (6875, 27900), (6975, 27500), (7500, 25575), (7750, 24750), (8250, 23250), (8525, 22500), (9300, 20625), (9375, 20460), (9900, 19375), (10230, 18750), (11250, 17050), (11625, 16500), (12276, 15625), (12375, 15500), (12500, 15345), (13750, 13950)]