21405952800

素因数分解:

$2^5\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{129263}}^1$

素因数の和:129312

約数の個数: 216

約数和(自身を含む): 78765208704

約数和(自身を除く): 57359255904

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 30, 32, 36, 40, 45, 46, 48, 50, 60, 69, 72, 75, 80, 90, 92, 96, 100, 115, 120, 138, 144, 150, 160, 180, 184, 200, 207, 225, 230, 240, 276, 288, 300, 345, 360, 368, 400, 414, 450, 460, 480, 552, 575, 600, 690, 720, 736, 800, 828, 900, 920, 1035, 1104, 1150, 1200, 1380, 1440, 1656, 1725, 1800, 1840, 2070, 2208, 2300, 2400, 2760, 3312, 3450, 3600, 3680, 4140, 4600, 5175, 5520, 6624, 6900, 7200, 8280, 9200, 10350, 11040, 13800, 16560, 18400, 20700, 27600, 33120, 41400, 55200, 82800, 129263, 165600, 258526, 387789, 517052, 646315, 775578, 1034104, 1163367, 1292630, 1551156, 1938945, 2068208, 2326734, 2585260, 2973049, 3102312, 3231575, 3877890, 4136416, 4653468, 5170520, 5816835, 5946098, 6204624, 6463150, 7755780, 8919147, 9306936, 9694725, 10341040, 11633670, 11892196, 12409248, 12926300, 14865245, 15511560, 17838294, 18613872, 19389450, 20682080, 23267340, 23784392, 25852600, 26757441, 29084175, 29730490, 31023120, 35676588, 37227744, 38778900, 44595735, 46534680, 47568784, 51705200, 53514882, 58168350, 59460980, 62046240, 71353176, 74326225, 77557800, 89191470, 93069360, 95137568, 103410400, 107029764, 116336700, 118921960, 133787205, 142706352, 148652450, 155115600, 178382940, 186138720, 214059528, 222978675, 232673400, 237843920, 267574410, 285412704, 297304900, 310231200, 356765880, 428119056, 445957350, 465346800, 475687840, 535148820, 594609800, 668936025, 713531760, 856238112, 891914700, 930693600, 1070297640, 1189219600, 1337872050, 1427063520, 1783829400, 2140595280, 2378439200, 2675744100, 3567658800, 4281190560, 5351488200, 7135317600, 10702976400, 21405952800]

約数ペア:

[(1, 21405952800), (2, 10702976400), (3, 7135317600), (4, 5351488200), (5, 4281190560), (6, 3567658800), (8, 2675744100), (9, 2378439200), (10, 2140595280), (12, 1783829400), (15, 1427063520), (16, 1337872050), (18, 1189219600), (20, 1070297640), (23, 930693600), (24, 891914700), (25, 856238112), (30, 713531760), (32, 668936025), (36, 594609800), (40, 535148820), (45, 475687840), (46, 465346800), (48, 445957350), (50, 428119056), (60, 356765880), (69, 310231200), (72, 297304900), (75, 285412704), (80, 267574410), (90, 237843920), (92, 232673400), (96, 222978675), (100, 214059528), (115, 186138720), (120, 178382940), (138, 155115600), (144, 148652450), (150, 142706352), (160, 133787205), (180, 118921960), (184, 116336700), (200, 107029764), (207, 103410400), (225, 95137568), (230, 93069360), (240, 89191470), (276, 77557800), (288, 74326225), (300, 71353176), (345, 62046240), (360, 59460980), (368, 58168350), (400, 53514882), (414, 51705200), (450, 47568784), (460, 46534680), (480, 44595735), (552, 38778900), (575, 37227744), (600, 35676588), (690, 31023120), (720, 29730490), (736, 29084175), (800, 26757441), (828, 25852600), (900, 23784392), (920, 23267340), (1035, 20682080), (1104, 19389450), (1150, 18613872), (1200, 17838294), (1380, 15511560), (1440, 14865245), (1656, 12926300), (1725, 12409248), (1800, 11892196), (1840, 11633670), (2070, 10341040), (2208, 9694725), (2300, 9306936), (2400, 8919147), (2760, 7755780), (3312, 6463150), (3450, 6204624), (3600, 5946098), (3680, 5816835), (4140, 5170520), (4600, 4653468), (5175, 4136416), (5520, 3877890), (6624, 3231575), (6900, 3102312), (7200, 2973049), (8280, 2585260), (9200, 2326734), (10350, 2068208), (11040, 1938945), (13800, 1551156), (16560, 1292630), (18400, 1163367), (20700, 1034104), (27600, 775578), (33120, 646315), (41400, 517052), (55200, 387789), (82800, 258526), (129263, 165600)]