221216400

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{20483}}^1$

素因数の和:20510

約数の個数: 120

約数和(自身を含む): 787404960

約数和(自身を除く): 566188560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 100, 108, 120, 135, 144, 150, 180, 200, 216, 225, 240, 270, 300, 360, 400, 432, 450, 540, 600, 675, 720, 900, 1080, 1200, 1350, 1800, 2160, 2700, 3600, 5400, 10800, 20483, 40966, 61449, 81932, 102415, 122898, 163864, 184347, 204830, 245796, 307245, 327728, 368694, 409660, 491592, 512075, 553041, 614490, 737388, 819320, 921735, 983184, 1024150, 1106082, 1228980, 1474776, 1536225, 1638640, 1843470, 2048300, 2212164, 2457960, 2765205, 2949552, 3072450, 3686940, 4096600, 4424328, 4608675, 4915920, 5530410, 6144900, 7373880, 8193200, 8848656, 9217350, 11060820, 12289800, 13826025, 14747760, 18434700, 22121640, 24579600, 27652050, 36869400, 44243280, 55304100, 73738800, 110608200, 221216400]

約数ペア:

[(1, 221216400), (2, 110608200), (3, 73738800), (4, 55304100), (5, 44243280), (6, 36869400), (8, 27652050), (9, 24579600), (10, 22121640), (12, 18434700), (15, 14747760), (16, 13826025), (18, 12289800), (20, 11060820), (24, 9217350), (25, 8848656), (27, 8193200), (30, 7373880), (36, 6144900), (40, 5530410), (45, 4915920), (48, 4608675), (50, 4424328), (54, 4096600), (60, 3686940), (72, 3072450), (75, 2949552), (80, 2765205), (90, 2457960), (100, 2212164), (108, 2048300), (120, 1843470), (135, 1638640), (144, 1536225), (150, 1474776), (180, 1228980), (200, 1106082), (216, 1024150), (225, 983184), (240, 921735), (270, 819320), (300, 737388), (360, 614490), (400, 553041), (432, 512075), (450, 491592), (540, 409660), (600, 368694), (675, 327728), (720, 307245), (900, 245796), (1080, 204830), (1200, 184347), (1350, 163864), (1800, 122898), (2160, 102415), (2700, 81932), (3600, 61449), (5400, 40966), (10800, 20483)]