231351720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{7681}}^1$

素因数の和:7946

約数の個数: 64

約数和(自身を含む): 696911040

約数和(自身を除く): 465559320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251, 502, 753, 1004, 1255, 1506, 2008, 2510, 3012, 3765, 5020, 6024, 7530, 7681, 10040, 15060, 15362, 23043, 30120, 30724, 38405, 46086, 61448, 76810, 92172, 115215, 153620, 184344, 230430, 307240, 460860, 921720, 1927931, 3855862, 5783793, 7711724, 9639655, 11567586, 15423448, 19279310, 23135172, 28918965, 38558620, 46270344, 57837930, 77117240, 115675860, 231351720]

約数ペア:

[(1, 231351720), (2, 115675860), (3, 77117240), (4, 57837930), (5, 46270344), (6, 38558620), (8, 28918965), (10, 23135172), (12, 19279310), (15, 15423448), (20, 11567586), (24, 9639655), (30, 7711724), (40, 5783793), (60, 3855862), (120, 1927931), (251, 921720), (502, 460860), (753, 307240), (1004, 230430), (1255, 184344), (1506, 153620), (2008, 115215), (2510, 92172), (3012, 76810), (3765, 61448), (5020, 46086), (6024, 38405), (7530, 30724), (7681, 30120), (10040, 23043), (15060, 15362)]