87321720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{38299}}^1$

素因数の和:38332

約数の個数: 64

約数和(自身を含む): 275760000

約数和(自身を除く): 188438280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 38299, 76598, 114897, 153196, 191495, 229794, 306392, 382990, 459588, 574485, 727681, 765980, 919176, 1148970, 1455362, 1531960, 2183043, 2297940, 2910724, 3638405, 4366086, 4595880, 5821448, 7276810, 8732172, 10915215, 14553620, 17464344, 21830430, 29107240, 43660860, 87321720]

約数ペア:

[(1, 87321720), (2, 43660860), (3, 29107240), (4, 21830430), (5, 17464344), (6, 14553620), (8, 10915215), (10, 8732172), (12, 7276810), (15, 5821448), (19, 4595880), (20, 4366086), (24, 3638405), (30, 2910724), (38, 2297940), (40, 2183043), (57, 1531960), (60, 1455362), (76, 1148970), (95, 919176), (114, 765980), (120, 727681), (152, 574485), (190, 459588), (228, 382990), (285, 306392), (380, 229794), (456, 191495), (570, 153196), (760, 114897), (1140, 76598), (2280, 38299)]