1968895320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{33013}}^1$

素因数の和:33105

約数の個数: 128

約数和(自身を含む): 6845783040

約数和(自身を除く): 4876887720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3976, 4260, 4970, 5964, 7455, 8520, 9940, 11928, 14910, 19880, 29820, 33013, 59640, 66026, 99039, 132052, 165065, 198078, 231091, 264104, 330130, 396156, 462182, 495195, 660260, 693273, 792312, 924364, 990390, 1155455, 1320520, 1386546, 1848728, 1980780, 2310910, 2343923, 2773092, 3466365, 3961560, 4621820, 4687846, 5546184, 6932730, 7031769, 9243640, 9375692, 11719615, 13865460, 14063538, 16407461, 18751384, 23439230, 27730920, 28127076, 32814922, 35158845, 46878460, 49222383, 56254152, 65629844, 70317690, 82037305, 93756920, 98444766, 131259688, 140635380, 164074610, 196889532, 246111915, 281270760, 328149220, 393779064, 492223830, 656298440, 984447660, 1968895320]

約数ペア:

[(1, 1968895320), (2, 984447660), (3, 656298440), (4, 492223830), (5, 393779064), (6, 328149220), (7, 281270760), (8, 246111915), (10, 196889532), (12, 164074610), (14, 140635380), (15, 131259688), (20, 98444766), (21, 93756920), (24, 82037305), (28, 70317690), (30, 65629844), (35, 56254152), (40, 49222383), (42, 46878460), (56, 35158845), (60, 32814922), (70, 28127076), (71, 27730920), (84, 23439230), (105, 18751384), (120, 16407461), (140, 14063538), (142, 13865460), (168, 11719615), (210, 9375692), (213, 9243640), (280, 7031769), (284, 6932730), (355, 5546184), (420, 4687846), (426, 4621820), (497, 3961560), (568, 3466365), (710, 2773092), (840, 2343923), (852, 2310910), (994, 1980780), (1065, 1848728), (1420, 1386546), (1491, 1320520), (1704, 1155455), (1988, 990390), (2130, 924364), (2485, 792312), (2840, 693273), (2982, 660260), (3976, 495195), (4260, 462182), (4970, 396156), (5964, 330130), (7455, 264104), (8520, 231091), (9940, 198078), (11928, 165065), (14910, 132052), (19880, 99039), (29820, 66026), (33013, 59640)]