18100530

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 56424960

約数和(自身を除く): 38324430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 61, 63, 70, 90, 105, 122, 126, 135, 157, 183, 189, 210, 270, 305, 314, 315, 366, 378, 427, 471, 549, 610, 630, 785, 854, 915, 942, 945, 1098, 1099, 1281, 1413, 1570, 1647, 1830, 1890, 2135, 2198, 2355, 2562, 2745, 2826, 3294, 3297, 3843, 4239, 4270, 4710, 5490, 5495, 6405, 6594, 7065, 7686, 8235, 8478, 9577, 9891, 10990, 11529, 12810, 14130, 16470, 16485, 19154, 19215, 19782, 21195, 23058, 28731, 29673, 32970, 38430, 42390, 47885, 49455, 57462, 57645, 59346, 67039, 86193, 95770, 98910, 115290, 134078, 143655, 148365, 172386, 201117, 258579, 287310, 296730, 335195, 402234, 430965, 517158, 603351, 670390, 861930, 1005585, 1206702, 1292895, 1810053, 2011170, 2585790, 3016755, 3620106, 6033510, 9050265, 18100530]

約数ペア:

[(1, 18100530), (2, 9050265), (3, 6033510), (5, 3620106), (6, 3016755), (7, 2585790), (9, 2011170), (10, 1810053), (14, 1292895), (15, 1206702), (18, 1005585), (21, 861930), (27, 670390), (30, 603351), (35, 517158), (42, 430965), (45, 402234), (54, 335195), (61, 296730), (63, 287310), (70, 258579), (90, 201117), (105, 172386), (122, 148365), (126, 143655), (135, 134078), (157, 115290), (183, 98910), (189, 95770), (210, 86193), (270, 67039), (305, 59346), (314, 57645), (315, 57462), (366, 49455), (378, 47885), (427, 42390), (471, 38430), (549, 32970), (610, 29673), (630, 28731), (785, 23058), (854, 21195), (915, 19782), (942, 19215), (945, 19154), (1098, 16485), (1099, 16470), (1281, 14130), (1413, 12810), (1570, 11529), (1647, 10990), (1830, 9891), (1890, 9577), (2135, 8478), (2198, 8235), (2355, 7686), (2562, 7065), (2745, 6594), (2826, 6405), (3294, 5495), (3297, 5490), (3843, 4710), (4239, 4270)]