72111900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1493}}^1$

素因数の和:1540

約数の個数: 144

約数和(自身を含む): 248984064

約数和(自身を除く): 176872164

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 25, 28, 30, 35, 42, 46, 50, 60, 69, 70, 75, 84, 92, 100, 105, 115, 138, 140, 150, 161, 175, 210, 230, 276, 300, 322, 345, 350, 420, 460, 483, 525, 575, 644, 690, 700, 805, 966, 1050, 1150, 1380, 1493, 1610, 1725, 1932, 2100, 2300, 2415, 2986, 3220, 3450, 4025, 4479, 4830, 5972, 6900, 7465, 8050, 8958, 9660, 10451, 12075, 14930, 16100, 17916, 20902, 22395, 24150, 29860, 31353, 34339, 37325, 41804, 44790, 48300, 52255, 62706, 68678, 74650, 89580, 103017, 104510, 111975, 125412, 137356, 149300, 156765, 171695, 206034, 209020, 223950, 240373, 261275, 313530, 343390, 412068, 447900, 480746, 515085, 522550, 627060, 686780, 721119, 783825, 858475, 961492, 1030170, 1045100, 1201865, 1442238, 1567650, 1716950, 2060340, 2403730, 2575425, 2884476, 3135300, 3433900, 3605595, 4807460, 5150850, 6009325, 7211190, 10301700, 12018650, 14422380, 18027975, 24037300, 36055950, 72111900]

約数ペア:

[(1, 72111900), (2, 36055950), (3, 24037300), (4, 18027975), (5, 14422380), (6, 12018650), (7, 10301700), (10, 7211190), (12, 6009325), (14, 5150850), (15, 4807460), (20, 3605595), (21, 3433900), (23, 3135300), (25, 2884476), (28, 2575425), (30, 2403730), (35, 2060340), (42, 1716950), (46, 1567650), (50, 1442238), (60, 1201865), (69, 1045100), (70, 1030170), (75, 961492), (84, 858475), (92, 783825), (100, 721119), (105, 686780), (115, 627060), (138, 522550), (140, 515085), (150, 480746), (161, 447900), (175, 412068), (210, 343390), (230, 313530), (276, 261275), (300, 240373), (322, 223950), (345, 209020), (350, 206034), (420, 171695), (460, 156765), (483, 149300), (525, 137356), (575, 125412), (644, 111975), (690, 104510), (700, 103017), (805, 89580), (966, 74650), (1050, 68678), (1150, 62706), (1380, 52255), (1493, 48300), (1610, 44790), (1725, 41804), (1932, 37325), (2100, 34339), (2300, 31353), (2415, 29860), (2986, 24150), (3220, 22395), (3450, 20902), (4025, 17916), (4479, 16100), (4830, 14930), (5972, 12075), (6900, 10451), (7465, 9660), (8050, 8958)]