71144320

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:552

約数の個数: 128

約数和(自身を含む): 194322240

約数和(自身を除く): 123177920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 208, 221, 260, 272, 320, 340, 416, 442, 503, 520, 544, 640, 680, 832, 884, 1006, 1040, 1088, 1105, 1360, 1664, 1768, 2012, 2080, 2176, 2210, 2515, 2720, 3536, 4024, 4160, 4420, 5030, 5440, 6539, 7072, 8048, 8320, 8551, 8840, 10060, 10880, 13078, 14144, 16096, 17102, 17680, 20120, 26156, 28288, 32192, 32695, 34204, 35360, 40240, 42755, 52312, 64384, 65390, 68408, 70720, 80480, 85510, 104624, 111163, 130780, 136816, 141440, 160960, 171020, 209248, 222326, 261560, 273632, 321920, 342040, 418496, 444652, 523120, 547264, 555815, 684080, 836992, 889304, 1046240, 1094528, 1111630, 1368160, 1778608, 2092480, 2223260, 2736320, 3557216, 4184960, 4446520, 5472640, 7114432, 8893040, 14228864, 17786080, 35572160, 71144320]

約数ペア:

[(1, 71144320), (2, 35572160), (4, 17786080), (5, 14228864), (8, 8893040), (10, 7114432), (13, 5472640), (16, 4446520), (17, 4184960), (20, 3557216), (26, 2736320), (32, 2223260), (34, 2092480), (40, 1778608), (52, 1368160), (64, 1111630), (65, 1094528), (68, 1046240), (80, 889304), (85, 836992), (104, 684080), (128, 555815), (130, 547264), (136, 523120), (160, 444652), (170, 418496), (208, 342040), (221, 321920), (260, 273632), (272, 261560), (320, 222326), (340, 209248), (416, 171020), (442, 160960), (503, 141440), (520, 136816), (544, 130780), (640, 111163), (680, 104624), (832, 85510), (884, 80480), (1006, 70720), (1040, 68408), (1088, 65390), (1105, 64384), (1360, 52312), (1664, 42755), (1768, 40240), (2012, 35360), (2080, 34204), (2176, 32695), (2210, 32192), (2515, 28288), (2720, 26156), (3536, 20120), (4024, 17680), (4160, 17102), (4420, 16096), (5030, 14144), (5440, 13078), (6539, 10880), (7072, 10060), (8048, 8840), (8320, 8551)]