8856551060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:766

約数の個数: 144

約数和(自身を含む): 21994156800

約数和(自身を除く): 13137605740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 131, 140, 149, 196, 245, 262, 298, 463, 490, 524, 596, 655, 745, 917, 926, 980, 1043, 1310, 1490, 1834, 1852, 2086, 2315, 2620, 2980, 3241, 3668, 4172, 4585, 4630, 5215, 6419, 6482, 7301, 9170, 9260, 10430, 12838, 12964, 14602, 16205, 18340, 19519, 20860, 22687, 25676, 29204, 32095, 32410, 36505, 39038, 45374, 60653, 64190, 64820, 68987, 73010, 78076, 90748, 97595, 113435, 121306, 128380, 136633, 137974, 146020, 195190, 226870, 242612, 273266, 275948, 303265, 344935, 390380, 424571, 453740, 482909, 546532, 606530, 683165, 689870, 849142, 956431, 965818, 1213060, 1366330, 1379740, 1698284, 1912862, 1931636, 2122855, 2414545, 2732660, 2971997, 3380363, 3825724, 4245710, 4782155, 4829090, 5943994, 6760726, 8491420, 9037297, 9564310, 9658180, 11887988, 13521452, 14859985, 16901815, 18074594, 19128620, 29719970, 33803630, 36149188, 45186485, 59439940, 63261079, 67607260, 90372970, 126522158, 180745940, 253044316, 316305395, 442827553, 632610790, 885655106, 1265221580, 1771310212, 2214137765, 4428275530, 8856551060]

約数ペア:

[(1, 8856551060), (2, 4428275530), (4, 2214137765), (5, 1771310212), (7, 1265221580), (10, 885655106), (14, 632610790), (20, 442827553), (28, 316305395), (35, 253044316), (49, 180745940), (70, 126522158), (98, 90372970), (131, 67607260), (140, 63261079), (149, 59439940), (196, 45186485), (245, 36149188), (262, 33803630), (298, 29719970), (463, 19128620), (490, 18074594), (524, 16901815), (596, 14859985), (655, 13521452), (745, 11887988), (917, 9658180), (926, 9564310), (980, 9037297), (1043, 8491420), (1310, 6760726), (1490, 5943994), (1834, 4829090), (1852, 4782155), (2086, 4245710), (2315, 3825724), (2620, 3380363), (2980, 2971997), (3241, 2732660), (3668, 2414545), (4172, 2122855), (4585, 1931636), (4630, 1912862), (5215, 1698284), (6419, 1379740), (6482, 1366330), (7301, 1213060), (9170, 965818), (9260, 956431), (10430, 849142), (12838, 689870), (12964, 683165), (14602, 606530), (16205, 546532), (18340, 482909), (19519, 453740), (20860, 424571), (22687, 390380), (25676, 344935), (29204, 303265), (32095, 275948), (32410, 273266), (36505, 242612), (39038, 226870), (45374, 195190), (60653, 146020), (64190, 137974), (64820, 136633), (68987, 128380), (73010, 121306), (78076, 113435), (90748, 97595)]