72379440

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{4787}}^1$

素因数の和:4816

約数の個数: 160

約数和(自身を含む): 284981760

約数和(自身を除く): 212602320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 4787, 5040, 7560, 9574, 14361, 15120, 19148, 23935, 28722, 33509, 38296, 43083, 47870, 57444, 67018, 71805, 76592, 86166, 95740, 100527, 114888, 129249, 134036, 143610, 167545, 172332, 191480, 201054, 215415, 229776, 258498, 268072, 287220, 301581, 335090, 344664, 382960, 402108, 430830, 502635, 516996, 536144, 574440, 603162, 646245, 670180, 689328, 804216, 861660, 904743, 1005270, 1033992, 1148880, 1206324, 1292490, 1340360, 1507905, 1608432, 1723320, 1809486, 2010540, 2067984, 2412648, 2584980, 2680720, 3015810, 3446640, 3618972, 4021080, 4523715, 4825296, 5169960, 6031620, 7237944, 8042160, 9047430, 10339920, 12063240, 14475888, 18094860, 24126480, 36189720, 72379440]

約数ペア:

[(1, 72379440), (2, 36189720), (3, 24126480), (4, 18094860), (5, 14475888), (6, 12063240), (7, 10339920), (8, 9047430), (9, 8042160), (10, 7237944), (12, 6031620), (14, 5169960), (15, 4825296), (16, 4523715), (18, 4021080), (20, 3618972), (21, 3446640), (24, 3015810), (27, 2680720), (28, 2584980), (30, 2412648), (35, 2067984), (36, 2010540), (40, 1809486), (42, 1723320), (45, 1608432), (48, 1507905), (54, 1340360), (56, 1292490), (60, 1206324), (63, 1148880), (70, 1033992), (72, 1005270), (80, 904743), (84, 861660), (90, 804216), (105, 689328), (108, 670180), (112, 646245), (120, 603162), (126, 574440), (135, 536144), (140, 516996), (144, 502635), (168, 430830), (180, 402108), (189, 382960), (210, 344664), (216, 335090), (240, 301581), (252, 287220), (270, 268072), (280, 258498), (315, 229776), (336, 215415), (360, 201054), (378, 191480), (420, 172332), (432, 167545), (504, 143610), (540, 134036), (560, 129249), (630, 114888), (720, 100527), (756, 95740), (840, 86166), (945, 76592), (1008, 71805), (1080, 67018), (1260, 57444), (1512, 47870), (1680, 43083), (1890, 38296), (2160, 33509), (2520, 28722), (3024, 23935), (3780, 19148), (4787, 15120), (5040, 14361), (7560, 9574)]