142750980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{13001}}^1$

素因数の和:13077

約数の個数: 72

約数和(自身を含む): 440143704

約数和(自身を除く): 297392724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 10980, 13001, 26002, 39003, 52004, 65005, 78006, 117009, 130010, 156012, 195015, 234018, 260020, 390030, 468036, 585045, 780060, 793061, 1170090, 1586122, 2340180, 2379183, 3172244, 3965305, 4758366, 7137549, 7930610, 9516732, 11895915, 14275098, 15861220, 23791830, 28550196, 35687745, 47583660, 71375490, 142750980]

約数ペア:

[(1, 142750980), (2, 71375490), (3, 47583660), (4, 35687745), (5, 28550196), (6, 23791830), (9, 15861220), (10, 14275098), (12, 11895915), (15, 9516732), (18, 7930610), (20, 7137549), (30, 4758366), (36, 3965305), (45, 3172244), (60, 2379183), (61, 2340180), (90, 1586122), (122, 1170090), (180, 793061), (183, 780060), (244, 585045), (305, 468036), (366, 390030), (549, 260020), (610, 234018), (732, 195015), (915, 156012), (1098, 130010), (1220, 117009), (1830, 78006), (2196, 65005), (2745, 52004), (3660, 39003), (5490, 26002), (10980, 13001)]