30661440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:121

約数の個数: 168

約数和(自身を含む): 105034080

約数和(自身を除く): 74372640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 41, 48, 57, 60, 64, 76, 80, 82, 95, 96, 114, 120, 123, 152, 160, 164, 190, 192, 205, 228, 240, 246, 285, 304, 320, 328, 380, 410, 456, 480, 492, 570, 608, 615, 656, 760, 779, 820, 912, 960, 984, 1140, 1216, 1230, 1312, 1520, 1558, 1640, 1681, 1824, 1968, 2280, 2337, 2460, 2624, 3040, 3116, 3280, 3362, 3648, 3895, 3936, 4560, 4674, 4920, 5043, 6080, 6232, 6560, 6724, 7790, 7872, 8405, 9120, 9348, 9840, 10086, 11685, 12464, 13120, 13448, 15580, 16810, 18240, 18696, 19680, 20172, 23370, 24928, 25215, 26896, 31160, 31939, 33620, 37392, 39360, 40344, 46740, 49856, 50430, 53792, 62320, 63878, 67240, 74784, 80688, 93480, 95817, 100860, 107584, 124640, 127756, 134480, 149568, 159695, 161376, 186960, 191634, 201720, 249280, 255512, 268960, 319390, 322752, 373920, 383268, 403440, 479085, 511024, 537920, 638780, 747840, 766536, 806880, 958170, 1022048, 1277560, 1533072, 1613760, 1916340, 2044096, 2555120, 3066144, 3832680, 5110240, 6132288, 7665360, 10220480, 15330720, 30661440]

約数ペア:

[(1, 30661440), (2, 15330720), (3, 10220480), (4, 7665360), (5, 6132288), (6, 5110240), (8, 3832680), (10, 3066144), (12, 2555120), (15, 2044096), (16, 1916340), (19, 1613760), (20, 1533072), (24, 1277560), (30, 1022048), (32, 958170), (38, 806880), (40, 766536), (41, 747840), (48, 638780), (57, 537920), (60, 511024), (64, 479085), (76, 403440), (80, 383268), (82, 373920), (95, 322752), (96, 319390), (114, 268960), (120, 255512), (123, 249280), (152, 201720), (160, 191634), (164, 186960), (190, 161376), (192, 159695), (205, 149568), (228, 134480), (240, 127756), (246, 124640), (285, 107584), (304, 100860), (320, 95817), (328, 93480), (380, 80688), (410, 74784), (456, 67240), (480, 63878), (492, 62320), (570, 53792), (608, 50430), (615, 49856), (656, 46740), (760, 40344), (779, 39360), (820, 37392), (912, 33620), (960, 31939), (984, 31160), (1140, 26896), (1216, 25215), (1230, 24928), (1312, 23370), (1520, 20172), (1558, 19680), (1640, 18696), (1681, 18240), (1824, 16810), (1968, 15580), (2280, 13448), (2337, 13120), (2460, 12464), (2624, 11685), (3040, 10086), (3116, 9840), (3280, 9348), (3362, 9120), (3648, 8405), (3895, 7872), (3936, 7790), (4560, 6724), (4674, 6560), (4920, 6232), (5043, 6080)]