15990540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:347

約数の個数: 96

約数和(自身を含む): 48371904

約数和(自身を除く): 32381364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 61, 68, 85, 102, 122, 170, 183, 204, 244, 255, 257, 305, 340, 366, 510, 514, 610, 732, 771, 915, 1020, 1028, 1037, 1220, 1285, 1542, 1830, 2074, 2570, 3084, 3111, 3660, 3855, 4148, 4369, 5140, 5185, 6222, 7710, 8738, 10370, 12444, 13107, 15420, 15555, 15677, 17476, 20740, 21845, 26214, 31110, 31354, 43690, 47031, 52428, 62220, 62708, 65535, 78385, 87380, 94062, 131070, 156770, 188124, 235155, 262140, 266509, 313540, 470310, 533018, 799527, 940620, 1066036, 1332545, 1599054, 2665090, 3198108, 3997635, 5330180, 7995270, 15990540]

約数ペア:

[(1, 15990540), (2, 7995270), (3, 5330180), (4, 3997635), (5, 3198108), (6, 2665090), (10, 1599054), (12, 1332545), (15, 1066036), (17, 940620), (20, 799527), (30, 533018), (34, 470310), (51, 313540), (60, 266509), (61, 262140), (68, 235155), (85, 188124), (102, 156770), (122, 131070), (170, 94062), (183, 87380), (204, 78385), (244, 65535), (255, 62708), (257, 62220), (305, 52428), (340, 47031), (366, 43690), (510, 31354), (514, 31110), (610, 26214), (732, 21845), (771, 20740), (915, 17476), (1020, 15677), (1028, 15555), (1037, 15420), (1220, 13107), (1285, 12444), (1542, 10370), (1830, 8738), (2074, 7710), (2570, 6222), (3084, 5185), (3111, 5140), (3660, 4369), (3855, 4148)]