72231840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1$

素因数の和:611

約数の個数: 144

約数和(自身を含む): 249395328

約数和(自身を除く): 177163488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 103, 120, 144, 160, 180, 206, 240, 288, 309, 360, 412, 480, 487, 515, 618, 720, 824, 927, 974, 1030, 1236, 1440, 1461, 1545, 1648, 1854, 1948, 2060, 2435, 2472, 2922, 3090, 3296, 3708, 3896, 4120, 4383, 4635, 4870, 4944, 5844, 6180, 7305, 7416, 7792, 8240, 8766, 9270, 9740, 9888, 11688, 12360, 14610, 14832, 15584, 16480, 17532, 18540, 19480, 21915, 23376, 24720, 29220, 29664, 35064, 37080, 38960, 43830, 46752, 49440, 50161, 58440, 70128, 74160, 77920, 87660, 100322, 116880, 140256, 148320, 150483, 175320, 200644, 233760, 250805, 300966, 350640, 401288, 451449, 501610, 601932, 701280, 752415, 802576, 902898, 1003220, 1203864, 1504830, 1605152, 1805796, 2006440, 2257245, 2407728, 3009660, 3611592, 4012880, 4514490, 4815456, 6019320, 7223184, 8025760, 9028980, 12038640, 14446368, 18057960, 24077280, 36115920, 72231840]

約数ペア:

[(1, 72231840), (2, 36115920), (3, 24077280), (4, 18057960), (5, 14446368), (6, 12038640), (8, 9028980), (9, 8025760), (10, 7223184), (12, 6019320), (15, 4815456), (16, 4514490), (18, 4012880), (20, 3611592), (24, 3009660), (30, 2407728), (32, 2257245), (36, 2006440), (40, 1805796), (45, 1605152), (48, 1504830), (60, 1203864), (72, 1003220), (80, 902898), (90, 802576), (96, 752415), (103, 701280), (120, 601932), (144, 501610), (160, 451449), (180, 401288), (206, 350640), (240, 300966), (288, 250805), (309, 233760), (360, 200644), (412, 175320), (480, 150483), (487, 148320), (515, 140256), (618, 116880), (720, 100322), (824, 87660), (927, 77920), (974, 74160), (1030, 70128), (1236, 58440), (1440, 50161), (1461, 49440), (1545, 46752), (1648, 43830), (1854, 38960), (1948, 37080), (2060, 35064), (2435, 29664), (2472, 29220), (2922, 24720), (3090, 23376), (3296, 21915), (3708, 19480), (3896, 18540), (4120, 17532), (4383, 16480), (4635, 15584), (4870, 14832), (4944, 14610), (5844, 12360), (6180, 11688), (7305, 9888), (7416, 9740), (7792, 9270), (8240, 8766)]