1399266720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{971713}}^1$

素因数の和:971734

約数の個数: 72

約数和(自身を含む): 4775002596

約数和(自身を除く): 3375735876

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 971713, 1943426, 2915139, 3886852, 4858565, 5830278, 7773704, 8745417, 9717130, 11660556, 14575695, 15547408, 17490834, 19434260, 23321112, 29151390, 31094816, 34981668, 38868520, 43727085, 46642224, 58302780, 69963336, 77737040, 87454170, 93284448, 116605560, 139926672, 155474080, 174908340, 233211120, 279853344, 349816680, 466422240, 699633360, 1399266720]

約数ペア:

[(1, 1399266720), (2, 699633360), (3, 466422240), (4, 349816680), (5, 279853344), (6, 233211120), (8, 174908340), (9, 155474080), (10, 139926672), (12, 116605560), (15, 93284448), (16, 87454170), (18, 77737040), (20, 69963336), (24, 58302780), (30, 46642224), (32, 43727085), (36, 38868520), (40, 34981668), (45, 31094816), (48, 29151390), (60, 23321112), (72, 19434260), (80, 17490834), (90, 15547408), (96, 14575695), (120, 11660556), (144, 9717130), (160, 8745417), (180, 7773704), (240, 5830278), (288, 4858565), (360, 3886852), (480, 2915139), (720, 1943426), (1440, 971713)]