139285760

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 364903056

約数和(自身を除く): 225617296

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 80, 85, 128, 136, 148, 160, 170, 173, 185, 256, 272, 296, 320, 340, 346, 370, 544, 592, 629, 640, 680, 692, 740, 865, 1088, 1184, 1258, 1280, 1360, 1384, 1480, 1730, 2176, 2368, 2516, 2720, 2768, 2941, 2960, 3145, 3460, 4352, 4736, 5032, 5440, 5536, 5882, 5920, 6290, 6401, 6920, 9472, 10064, 10880, 11072, 11764, 11840, 12580, 12802, 13840, 14705, 20128, 21760, 22144, 23528, 23680, 25160, 25604, 27680, 29410, 32005, 40256, 44288, 47056, 47360, 50320, 51208, 55360, 58820, 64010, 80512, 94112, 100640, 102416, 108817, 110720, 117640, 128020, 161024, 188224, 201280, 204832, 217634, 221440, 235280, 256040, 376448, 402560, 409664, 435268, 470560, 512080, 544085, 752896, 805120, 819328, 870536, 941120, 1024160, 1088170, 1638656, 1741072, 1882240, 2048320, 2176340, 3482144, 3764480, 4096640, 4352680, 6964288, 8193280, 8705360, 13928576, 17410720, 27857152, 34821440, 69642880, 139285760]

約数ペア:

[(1, 139285760), (2, 69642880), (4, 34821440), (5, 27857152), (8, 17410720), (10, 13928576), (16, 8705360), (17, 8193280), (20, 6964288), (32, 4352680), (34, 4096640), (37, 3764480), (40, 3482144), (64, 2176340), (68, 2048320), (74, 1882240), (80, 1741072), (85, 1638656), (128, 1088170), (136, 1024160), (148, 941120), (160, 870536), (170, 819328), (173, 805120), (185, 752896), (256, 544085), (272, 512080), (296, 470560), (320, 435268), (340, 409664), (346, 402560), (370, 376448), (544, 256040), (592, 235280), (629, 221440), (640, 217634), (680, 204832), (692, 201280), (740, 188224), (865, 161024), (1088, 128020), (1184, 117640), (1258, 110720), (1280, 108817), (1360, 102416), (1384, 100640), (1480, 94112), (1730, 80512), (2176, 64010), (2368, 58820), (2516, 55360), (2720, 51208), (2768, 50320), (2941, 47360), (2960, 47056), (3145, 44288), (3460, 40256), (4352, 32005), (4736, 29410), (5032, 27680), (5440, 25604), (5536, 25160), (5882, 23680), (5920, 23528), (6290, 22144), (6401, 21760), (6920, 20128), (9472, 14705), (10064, 13840), (10880, 12802), (11072, 12580), (11764, 11840)]