15661199420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1\times {\mathrm{853}}^1$

素因数の和:1519

約数の個数: 96

約数和(自身を含む): 34663409088

約数和(自身を除く): 19002209668

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 74, 86, 148, 172, 185, 215, 370, 430, 577, 740, 853, 860, 1154, 1591, 1706, 2308, 2885, 3182, 3412, 4265, 5770, 6364, 7955, 8530, 11540, 15910, 17060, 21349, 24811, 31561, 31820, 36679, 42698, 49622, 63122, 73358, 85396, 99244, 106745, 124055, 126244, 146716, 157805, 183395, 213490, 248110, 315610, 366790, 426980, 492181, 496220, 631220, 733580, 918007, 984362, 1357123, 1836014, 1968724, 2460905, 2714246, 3672028, 4590035, 4921810, 5428492, 6785615, 9180070, 9843620, 13571230, 18210697, 18360140, 21163783, 27142460, 36421394, 42327566, 72842788, 84655132, 91053485, 105818915, 182106970, 211637830, 364213940, 423275660, 783059971, 1566119942, 3132239884, 3915299855, 7830599710, 15661199420]

約数ペア:

[(1, 15661199420), (2, 7830599710), (4, 3915299855), (5, 3132239884), (10, 1566119942), (20, 783059971), (37, 423275660), (43, 364213940), (74, 211637830), (86, 182106970), (148, 105818915), (172, 91053485), (185, 84655132), (215, 72842788), (370, 42327566), (430, 36421394), (577, 27142460), (740, 21163783), (853, 18360140), (860, 18210697), (1154, 13571230), (1591, 9843620), (1706, 9180070), (2308, 6785615), (2885, 5428492), (3182, 4921810), (3412, 4590035), (4265, 3672028), (5770, 2714246), (6364, 2460905), (7955, 1968724), (8530, 1836014), (11540, 1357123), (15910, 984362), (17060, 918007), (21349, 733580), (24811, 631220), (31561, 496220), (31820, 492181), (36679, 426980), (42698, 366790), (49622, 315610), (63122, 248110), (73358, 213490), (85396, 183395), (99244, 157805), (106745, 146716), (124055, 126244)]