18853440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1$

素因数の和:540

約数の個数: 112

約数和(自身を含む): 61447680

約数和(自身を除く): 42594240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 479, 480, 492, 615, 656, 820, 958, 960, 984, 1230, 1312, 1437, 1640, 1916, 1968, 2395, 2460, 2624, 2874, 3280, 3832, 3936, 4790, 4920, 5748, 6560, 7185, 7664, 7872, 9580, 9840, 11496, 13120, 14370, 15328, 19160, 19639, 19680, 22992, 28740, 30656, 38320, 39278, 39360, 45984, 57480, 58917, 76640, 78556, 91968, 98195, 114960, 117834, 153280, 157112, 196390, 229920, 235668, 294585, 314224, 392780, 459840, 471336, 589170, 628448, 785560, 942672, 1178340, 1256896, 1571120, 1885344, 2356680, 3142240, 3770688, 4713360, 6284480, 9426720, 18853440]

約数ペア:

[(1, 18853440), (2, 9426720), (3, 6284480), (4, 4713360), (5, 3770688), (6, 3142240), (8, 2356680), (10, 1885344), (12, 1571120), (15, 1256896), (16, 1178340), (20, 942672), (24, 785560), (30, 628448), (32, 589170), (40, 471336), (41, 459840), (48, 392780), (60, 314224), (64, 294585), (80, 235668), (82, 229920), (96, 196390), (120, 157112), (123, 153280), (160, 117834), (164, 114960), (192, 98195), (205, 91968), (240, 78556), (246, 76640), (320, 58917), (328, 57480), (410, 45984), (479, 39360), (480, 39278), (492, 38320), (615, 30656), (656, 28740), (820, 22992), (958, 19680), (960, 19639), (984, 19160), (1230, 15328), (1312, 14370), (1437, 13120), (1640, 11496), (1916, 9840), (1968, 9580), (2395, 7872), (2460, 7664), (2624, 7185), (2874, 6560), (3280, 5748), (3832, 4920), (3936, 4790)]