15372790020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{77711}}^1$

素因数の和:77890

約数の個数: 144

約数和(自身を含む): 53632470528

約数和(自身を除く): 38259680508

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 157, 180, 210, 252, 314, 315, 420, 471, 628, 630, 785, 942, 1099, 1260, 1413, 1570, 1884, 2198, 2355, 2826, 3140, 3297, 4396, 4710, 5495, 5652, 6594, 7065, 9420, 9891, 10990, 13188, 14130, 16485, 19782, 21980, 28260, 32970, 39564, 49455, 65940, 77711, 98910, 155422, 197820, 233133, 310844, 388555, 466266, 543977, 699399, 777110, 932532, 1087954, 1165665, 1398798, 1554220, 1631931, 2175908, 2331330, 2719885, 2797596, 3263862, 3496995, 4662660, 4895793, 5439770, 6527724, 6993990, 8159655, 9791586, 10879540, 12200627, 13987980, 16319310, 19583172, 24401254, 24478965, 32638620, 36601881, 48802508, 48957930, 61003135, 73203762, 85404389, 97915860, 109805643, 122006270, 146407524, 170808778, 183009405, 219611286, 244012540, 256213167, 341617556, 366018810, 427021945, 439222572, 512426334, 549028215, 732037620, 768639501, 854043890, 1024852668, 1098056430, 1281065835, 1537279002, 1708087780, 2196112860, 2562131670, 3074558004, 3843197505, 5124263340, 7686395010, 15372790020]

約数ペア:

[(1, 15372790020), (2, 7686395010), (3, 5124263340), (4, 3843197505), (5, 3074558004), (6, 2562131670), (7, 2196112860), (9, 1708087780), (10, 1537279002), (12, 1281065835), (14, 1098056430), (15, 1024852668), (18, 854043890), (20, 768639501), (21, 732037620), (28, 549028215), (30, 512426334), (35, 439222572), (36, 427021945), (42, 366018810), (45, 341617556), (60, 256213167), (63, 244012540), (70, 219611286), (84, 183009405), (90, 170808778), (105, 146407524), (126, 122006270), (140, 109805643), (157, 97915860), (180, 85404389), (210, 73203762), (252, 61003135), (314, 48957930), (315, 48802508), (420, 36601881), (471, 32638620), (628, 24478965), (630, 24401254), (785, 19583172), (942, 16319310), (1099, 13987980), (1260, 12200627), (1413, 10879540), (1570, 9791586), (1884, 8159655), (2198, 6993990), (2355, 6527724), (2826, 5439770), (3140, 4895793), (3297, 4662660), (4396, 3496995), (4710, 3263862), (5495, 2797596), (5652, 2719885), (6594, 2331330), (7065, 2175908), (9420, 1631931), (9891, 1554220), (10990, 1398798), (13188, 1165665), (14130, 1087954), (16485, 932532), (19782, 777110), (21980, 699399), (28260, 543977), (32970, 466266), (39564, 388555), (49455, 310844), (65940, 233133), (77711, 197820), (98910, 155422)]