15384720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4931}}^1$

素因数の和:4960

約数の個数: 80

約数和(自身を含む): 51371712

約数和(自身を除く): 35986992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 4931, 9862, 14793, 19724, 24655, 29586, 39448, 49310, 59172, 64103, 73965, 78896, 98620, 118344, 128206, 147930, 192309, 197240, 236688, 256412, 295860, 320515, 384618, 394480, 512824, 591720, 641030, 769236, 961545, 1025648, 1183440, 1282060, 1538472, 1923090, 2564120, 3076944, 3846180, 5128240, 7692360, 15384720]

約数ペア:

[(1, 15384720), (2, 7692360), (3, 5128240), (4, 3846180), (5, 3076944), (6, 2564120), (8, 1923090), (10, 1538472), (12, 1282060), (13, 1183440), (15, 1025648), (16, 961545), (20, 769236), (24, 641030), (26, 591720), (30, 512824), (39, 394480), (40, 384618), (48, 320515), (52, 295860), (60, 256412), (65, 236688), (78, 197240), (80, 192309), (104, 147930), (120, 128206), (130, 118344), (156, 98620), (195, 78896), (208, 73965), (240, 64103), (260, 59172), (312, 49310), (390, 39448), (520, 29586), (624, 24655), (780, 19724), (1040, 14793), (1560, 9862), (3120, 4931)]