27445120

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 128

約数和(自身を含む): 72093600

約数和(自身を除く): 44648480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 37, 38, 40, 61, 64, 74, 76, 80, 95, 122, 128, 148, 152, 160, 185, 190, 244, 296, 304, 305, 320, 370, 380, 488, 592, 608, 610, 640, 703, 740, 760, 976, 1159, 1184, 1216, 1220, 1406, 1480, 1520, 1952, 2257, 2318, 2368, 2432, 2440, 2812, 2960, 3040, 3515, 3904, 4514, 4636, 4736, 4880, 5624, 5795, 5920, 6080, 7030, 7808, 9028, 9272, 9760, 11248, 11285, 11590, 11840, 12160, 14060, 18056, 18544, 19520, 22496, 22570, 23180, 23680, 28120, 36112, 37088, 39040, 42883, 44992, 45140, 46360, 56240, 72224, 74176, 85766, 89984, 90280, 92720, 112480, 144448, 148352, 171532, 180560, 185440, 214415, 224960, 288896, 343064, 361120, 370880, 428830, 449920, 686128, 722240, 741760, 857660, 1372256, 1444480, 1715320, 2744512, 3430640, 5489024, 6861280, 13722560, 27445120]

約数ペア:

[(1, 27445120), (2, 13722560), (4, 6861280), (5, 5489024), (8, 3430640), (10, 2744512), (16, 1715320), (19, 1444480), (20, 1372256), (32, 857660), (37, 741760), (38, 722240), (40, 686128), (61, 449920), (64, 428830), (74, 370880), (76, 361120), (80, 343064), (95, 288896), (122, 224960), (128, 214415), (148, 185440), (152, 180560), (160, 171532), (185, 148352), (190, 144448), (244, 112480), (296, 92720), (304, 90280), (305, 89984), (320, 85766), (370, 74176), (380, 72224), (488, 56240), (592, 46360), (608, 45140), (610, 44992), (640, 42883), (703, 39040), (740, 37088), (760, 36112), (976, 28120), (1159, 23680), (1184, 23180), (1216, 22570), (1220, 22496), (1406, 19520), (1480, 18544), (1520, 18056), (1952, 14060), (2257, 12160), (2318, 11840), (2368, 11590), (2432, 11285), (2440, 11248), (2812, 9760), (2960, 9272), (3040, 9028), (3515, 7808), (3904, 7030), (4514, 6080), (4636, 5920), (4736, 5795), (4880, 5624)]