747303680

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 1929813984

約数和(自身を除く): 1182510304

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 64, 68, 80, 85, 122, 128, 136, 160, 170, 244, 256, 272, 305, 320, 340, 488, 544, 563, 610, 640, 680, 976, 1037, 1088, 1126, 1220, 1280, 1360, 1952, 2074, 2176, 2252, 2440, 2720, 2815, 3904, 4148, 4352, 4504, 4880, 5185, 5440, 5630, 7808, 8296, 9008, 9571, 9760, 10370, 10880, 11260, 15616, 16592, 18016, 19142, 19520, 20740, 21760, 22520, 33184, 34343, 36032, 38284, 39040, 41480, 45040, 47855, 66368, 68686, 72064, 76568, 78080, 82960, 90080, 95710, 132736, 137372, 144128, 153136, 165920, 171715, 180160, 191420, 265472, 274744, 306272, 331840, 343430, 360320, 382840, 549488, 583831, 612544, 663680, 686860, 720640, 765680, 1098976, 1167662, 1225088, 1327360, 1373720, 1531360, 2197952, 2335324, 2450176, 2747440, 2919155, 3062720, 4395904, 4670648, 5494880, 5838310, 6125440, 8791808, 9341296, 10989760, 11676620, 12250880, 18682592, 21979520, 23353240, 37365184, 43959040, 46706480, 74730368, 93412960, 149460736, 186825920, 373651840, 747303680]

約数ペア:

[(1, 747303680), (2, 373651840), (4, 186825920), (5, 149460736), (8, 93412960), (10, 74730368), (16, 46706480), (17, 43959040), (20, 37365184), (32, 23353240), (34, 21979520), (40, 18682592), (61, 12250880), (64, 11676620), (68, 10989760), (80, 9341296), (85, 8791808), (122, 6125440), (128, 5838310), (136, 5494880), (160, 4670648), (170, 4395904), (244, 3062720), (256, 2919155), (272, 2747440), (305, 2450176), (320, 2335324), (340, 2197952), (488, 1531360), (544, 1373720), (563, 1327360), (610, 1225088), (640, 1167662), (680, 1098976), (976, 765680), (1037, 720640), (1088, 686860), (1126, 663680), (1220, 612544), (1280, 583831), (1360, 549488), (1952, 382840), (2074, 360320), (2176, 343430), (2252, 331840), (2440, 306272), (2720, 274744), (2815, 265472), (3904, 191420), (4148, 180160), (4352, 171715), (4504, 165920), (4880, 153136), (5185, 144128), (5440, 137372), (5630, 132736), (7808, 95710), (8296, 90080), (9008, 82960), (9571, 78080), (9760, 76568), (10370, 72064), (10880, 68686), (11260, 66368), (15616, 47855), (16592, 45040), (18016, 41480), (19142, 39040), (19520, 38284), (20740, 36032), (21760, 34343), (22520, 33184)]