18895965120

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:163

約数の個数: 1120

約数和(自身を含む): 78202048320

約数和(自身を除く): 59306083200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 27, 30, 32, 34, 36, 37, 38, 40, 45, 48, 51, 54, 57, 60, 61, 64, 68, 72, 74, 76, 80, 81, 85, 90, 95, 96, 102, 108, 111, 114, 120, 122, 135, 136, 144, 148, 152, 153, 160, 162, 170, 171, 180, 183, 185, 190, 192, 204, 216, 222, 228, 240, 244, 255, 270, 272, 285, 288, 296, 304, 305, 306, 320, 323, 324, 333, 340, 342, 360, 366, 370, 380, 405, 408, 432, 444, 456, 459, 480, 488, 510, 513, 540, 544, 549, 555, 570, 576, 592, 608, 610, 612, 629, 646, 648, 666, 680, 684, 703, 720, 732, 740, 760, 765, 810, 816, 855, 864, 888, 912, 915, 918, 960, 969, 976, 999, 1020, 1026, 1037, 1080, 1088, 1098, 1110, 1140, 1159, 1184, 1216, 1220, 1224, 1258, 1292, 1296, 1332, 1360, 1368, 1377, 1406, 1440, 1464, 1480, 1520, 1530, 1539, 1615, 1620, 1632, 1647, 1665, 1710, 1728, 1776, 1824, 1830, 1836, 1887, 1938, 1952, 1998, 2040, 2052, 2074, 2109, 2160, 2196, 2220, 2257, 2280, 2295, 2318, 2368, 2440, 2448, 2516, 2565, 2584, 2592, 2664, 2720, 2736, 2745, 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約数ペア:

[(1, 18895965120), (2, 9447982560), (3, 6298655040), (4, 4723991280), (5, 3779193024), (6, 3149327520), (8, 2361995640), (9, 2099551680), (10, 1889596512), (12, 1574663760), (15, 1259731008), (16, 1180997820), (17, 1111527360), (18, 1049775840), (19, 994524480), (20, 944798256), (24, 787331880), (27, 699850560), (30, 629865504), (32, 590498910), (34, 555763680), (36, 524887920), (37, 510701760), (38, 497262240), (40, 472399128), (45, 419910336), (48, 393665940), (51, 370509120), (54, 349925280), (57, 331508160), (60, 314932752), (61, 309769920), (64, 295249455), (68, 277881840), (72, 262443960), (74, 255350880), (76, 248631120), (80, 236199564), (81, 233283520), (85, 222305472), (90, 209955168), (95, 198904896), (96, 196832970), (102, 185254560), (108, 174962640), (111, 170233920), (114, 165754080), (120, 157466376), (122, 154884960), (135, 139970112), (136, 138940920), (144, 131221980), (148, 127675440), (152, 124315560), (153, 123503040), (160, 118099782), (162, 116641760), (170, 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