161960400

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{6427}}^1$

素因数の和:6458

約数の個数: 180

約数和(自身を含む): 642440032

約数和(自身を除く): 480479632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 252, 280, 300, 315, 336, 350, 360, 400, 420, 450, 504, 525, 560, 600, 630, 700, 720, 840, 900, 1008, 1050, 1200, 1260, 1400, 1575, 1680, 1800, 2100, 2520, 2800, 3150, 3600, 4200, 5040, 6300, 6427, 8400, 12600, 12854, 19281, 25200, 25708, 32135, 38562, 44989, 51416, 57843, 64270, 77124, 89978, 96405, 102832, 115686, 128540, 134967, 154248, 160675, 179956, 192810, 224945, 231372, 257080, 269934, 289215, 308496, 321350, 359912, 385620, 404901, 449890, 462744, 482025, 514160, 539868, 578430, 642700, 674835, 719824, 771240, 809802, 899780, 925488, 964050, 1079736, 1124725, 1156860, 1285400, 1349670, 1446075, 1542480, 1619604, 1799560, 1928100, 2024505, 2159472, 2249450, 2313720, 2570800, 2699340, 2892150, 3239208, 3374175, 3599120, 3856200, 4049010, 4498900, 4627440, 5398680, 5784300, 6478416, 6748350, 7712400, 8098020, 8997800, 10122525, 10797360, 11568600, 13496700, 16196040, 17995600, 20245050, 23137200, 26993400, 32392080, 40490100, 53986800, 80980200, 161960400]

約数ペア:

[(1, 161960400), (2, 80980200), (3, 53986800), (4, 40490100), (5, 32392080), (6, 26993400), (7, 23137200), (8, 20245050), (9, 17995600), (10, 16196040), (12, 13496700), (14, 11568600), (15, 10797360), (16, 10122525), (18, 8997800), (20, 8098020), (21, 7712400), (24, 6748350), (25, 6478416), (28, 5784300), (30, 5398680), (35, 4627440), (36, 4498900), (40, 4049010), (42, 3856200), (45, 3599120), (48, 3374175), (50, 3239208), (56, 2892150), (60, 2699340), (63, 2570800), (70, 2313720), (72, 2249450), (75, 2159472), (80, 2024505), (84, 1928100), (90, 1799560), (100, 1619604), (105, 1542480), (112, 1446075), (120, 1349670), (126, 1285400), (140, 1156860), (144, 1124725), (150, 1079736), (168, 964050), (175, 925488), (180, 899780), (200, 809802), (210, 771240), (225, 719824), (240, 674835), (252, 642700), (280, 578430), (300, 539868), (315, 514160), (336, 482025), (350, 462744), (360, 449890), (400, 404901), (420, 385620), (450, 359912), (504, 321350), (525, 308496), (560, 289215), (600, 269934), (630, 257080), (700, 231372), (720, 224945), (840, 192810), (900, 179956), (1008, 160675), (1050, 154248), (1200, 134967), (1260, 128540), (1400, 115686), (1575, 102832), (1680, 96405), (1800, 89978), (2100, 77124), (2520, 64270), (2800, 57843), (3150, 51416), (3600, 44989), (4200, 38562), (5040, 32135), (6300, 25708), (6427, 25200), (8400, 19281), (12600, 12854)]