181848320

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:236

約数の個数: 144

約数和(自身を含む): 472188528

約数和(自身を除く): 290340208

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 64, 68, 80, 85, 122, 128, 136, 137, 160, 170, 244, 256, 272, 274, 305, 320, 340, 488, 544, 548, 610, 640, 680, 685, 976, 1037, 1088, 1096, 1220, 1280, 1360, 1370, 1952, 2074, 2176, 2192, 2329, 2440, 2720, 2740, 3904, 4148, 4352, 4384, 4658, 4880, 5185, 5440, 5480, 7808, 8296, 8357, 8768, 9316, 9760, 10370, 10880, 10960, 11645, 15616, 16592, 16714, 17536, 18632, 19520, 20740, 21760, 21920, 23290, 33184, 33428, 35072, 37264, 39040, 41480, 41785, 43840, 46580, 66368, 66856, 74528, 78080, 82960, 83570, 87680, 93160, 132736, 133712, 142069, 149056, 165920, 167140, 175360, 186320, 265472, 267424, 284138, 298112, 331840, 334280, 372640, 534848, 568276, 596224, 663680, 668560, 710345, 745280, 1069696, 1136552, 1327360, 1337120, 1420690, 1490560, 2139392, 2273104, 2674240, 2841380, 2981120, 4546208, 5348480, 5682760, 9092416, 10696960, 11365520, 18184832, 22731040, 36369664, 45462080, 90924160, 181848320]

約数ペア:

[(1, 181848320), (2, 90924160), (4, 45462080), (5, 36369664), (8, 22731040), (10, 18184832), (16, 11365520), (17, 10696960), (20, 9092416), (32, 5682760), (34, 5348480), (40, 4546208), (61, 2981120), (64, 2841380), (68, 2674240), (80, 2273104), (85, 2139392), (122, 1490560), (128, 1420690), (136, 1337120), (137, 1327360), (160, 1136552), (170, 1069696), (244, 745280), (256, 710345), (272, 668560), (274, 663680), (305, 596224), (320, 568276), (340, 534848), (488, 372640), (544, 334280), (548, 331840), (610, 298112), (640, 284138), (680, 267424), (685, 265472), (976, 186320), (1037, 175360), (1088, 167140), (1096, 165920), (1220, 149056), (1280, 142069), (1360, 133712), (1370, 132736), (1952, 93160), (2074, 87680), (2176, 83570), (2192, 82960), (2329, 78080), (2440, 74528), (2720, 66856), (2740, 66368), (3904, 46580), (4148, 43840), (4352, 41785), (4384, 41480), (4658, 39040), (4880, 37264), (5185, 35072), (5440, 33428), (5480, 33184), (7808, 23290), (8296, 21920), (8357, 21760), (8768, 20740), (9316, 19520), (9760, 18632), (10370, 17536), (10880, 16714), (10960, 16592), (11645, 15616)]