142288640

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:554

約数の個数: 144

約数和(自身を含む): 389406528

約数和(自身を除く): 247117888

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, 256, 260, 272, 320, 340, 416, 442, 503, 520, 544, 640, 680, 832, 884, 1006, 1040, 1088, 1105, 1280, 1360, 1664, 1768, 2012, 2080, 2176, 2210, 2515, 2720, 3328, 3536, 4024, 4160, 4352, 4420, 5030, 5440, 6539, 7072, 8048, 8320, 8551, 8840, 10060, 10880, 13078, 14144, 16096, 16640, 17102, 17680, 20120, 21760, 26156, 28288, 32192, 32695, 34204, 35360, 40240, 42755, 52312, 56576, 64384, 65390, 68408, 70720, 80480, 85510, 104624, 111163, 128768, 130780, 136816, 141440, 160960, 171020, 209248, 222326, 261560, 273632, 282880, 321920, 342040, 418496, 444652, 523120, 547264, 555815, 643840, 684080, 836992, 889304, 1046240, 1094528, 1111630, 1368160, 1673984, 1778608, 2092480, 2189056, 2223260, 2736320, 3557216, 4184960, 4446520, 5472640, 7114432, 8369920, 8893040, 10945280, 14228864, 17786080, 28457728, 35572160, 71144320, 142288640]

約数ペア:

[(1, 142288640), (2, 71144320), (4, 35572160), (5, 28457728), (8, 17786080), (10, 14228864), (13, 10945280), (16, 8893040), (17, 8369920), (20, 7114432), (26, 5472640), (32, 4446520), (34, 4184960), (40, 3557216), (52, 2736320), (64, 2223260), (65, 2189056), (68, 2092480), (80, 1778608), (85, 1673984), (104, 1368160), (128, 1111630), (130, 1094528), (136, 1046240), (160, 889304), (170, 836992), (208, 684080), (221, 643840), (256, 555815), (260, 547264), (272, 523120), (320, 444652), (340, 418496), (416, 342040), (442, 321920), (503, 282880), (520, 273632), (544, 261560), (640, 222326), (680, 209248), (832, 171020), (884, 160960), (1006, 141440), (1040, 136816), (1088, 130780), (1105, 128768), (1280, 111163), (1360, 104624), (1664, 85510), (1768, 80480), (2012, 70720), (2080, 68408), (2176, 65390), (2210, 64384), (2515, 56576), (2720, 52312), (3328, 42755), (3536, 40240), (4024, 35360), (4160, 34204), (4352, 32695), (4420, 32192), (5030, 28288), (5440, 26156), (6539, 21760), (7072, 20120), (8048, 17680), (8320, 17102), (8551, 16640), (8840, 16096), (10060, 14144), (10880, 13078)]