15871590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:147

約数の個数: 144

約数和(自身を含む): 49617360

約数和(自身を除く): 33745770

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 49, 59, 61, 63, 70, 90, 98, 105, 118, 122, 126, 147, 177, 183, 210, 245, 294, 295, 305, 315, 354, 366, 413, 427, 441, 490, 531, 549, 590, 610, 630, 735, 826, 854, 882, 885, 915, 1062, 1098, 1239, 1281, 1470, 1770, 1830, 2065, 2135, 2205, 2478, 2562, 2655, 2745, 2891, 2989, 3599, 3717, 3843, 4130, 4270, 4410, 5310, 5490, 5782, 5978, 6195, 6405, 7198, 7434, 7686, 8673, 8967, 10797, 12390, 12810, 14455, 14945, 17346, 17934, 17995, 18585, 19215, 21594, 25193, 26019, 26901, 28910, 29890, 32391, 35990, 37170, 38430, 43365, 44835, 50386, 52038, 53802, 53985, 64782, 75579, 86730, 89670, 107970, 125965, 130095, 134505, 151158, 161955, 176351, 226737, 251930, 260190, 269010, 323910, 352702, 377895, 453474, 529053, 755790, 881755, 1058106, 1133685, 1587159, 1763510, 2267370, 2645265, 3174318, 5290530, 7935795, 15871590]

約数ペア:

[(1, 15871590), (2, 7935795), (3, 5290530), (5, 3174318), (6, 2645265), (7, 2267370), (9, 1763510), (10, 1587159), (14, 1133685), (15, 1058106), (18, 881755), (21, 755790), (30, 529053), (35, 453474), (42, 377895), (45, 352702), (49, 323910), (59, 269010), (61, 260190), (63, 251930), (70, 226737), (90, 176351), (98, 161955), (105, 151158), (118, 134505), (122, 130095), (126, 125965), (147, 107970), (177, 89670), (183, 86730), (210, 75579), (245, 64782), (294, 53985), (295, 53802), (305, 52038), (315, 50386), (354, 44835), (366, 43365), (413, 38430), (427, 37170), (441, 35990), (490, 32391), (531, 29890), (549, 28910), (590, 26901), (610, 26019), (630, 25193), (735, 21594), (826, 19215), (854, 18585), (882, 17995), (885, 17934), (915, 17346), (1062, 14945), (1098, 14455), (1239, 12810), (1281, 12390), (1470, 10797), (1770, 8967), (1830, 8673), (2065, 7686), (2135, 7434), (2205, 7198), (2478, 6405), (2562, 6195), (2655, 5978), (2745, 5782), (2891, 5490), (2989, 5310), (3599, 4410), (3717, 4270), (3843, 4130)]