283207890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:536

約数の個数: 128

約数和(自身を含む): 806952960

約数和(自身を除く): 523745070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 79, 86, 105, 129, 158, 210, 215, 237, 258, 301, 395, 397, 430, 474, 553, 602, 645, 790, 794, 903, 1106, 1185, 1191, 1290, 1505, 1659, 1806, 1985, 2370, 2382, 2765, 2779, 3010, 3318, 3397, 3970, 4515, 5530, 5558, 5955, 6794, 8295, 8337, 9030, 10191, 11910, 13895, 16590, 16674, 16985, 17071, 20382, 23779, 27790, 31363, 33970, 34142, 41685, 47558, 50955, 51213, 62726, 71337, 83370, 85355, 94089, 101910, 102426, 118895, 119497, 142674, 156815, 170710, 188178, 219541, 237790, 238994, 256065, 313630, 356685, 358491, 439082, 470445, 512130, 597485, 658623, 713370, 716982, 940890, 1097705, 1194970, 1317246, 1348609, 1792455, 2195410, 2697218, 3293115, 3584910, 4045827, 6586230, 6743045, 8091654, 9440263, 13486090, 18880526, 20229135, 28320789, 40458270, 47201315, 56641578, 94402630, 141603945, 283207890]

約数ペア:

[(1, 283207890), (2, 141603945), (3, 94402630), (5, 56641578), (6, 47201315), (7, 40458270), (10, 28320789), (14, 20229135), (15, 18880526), (21, 13486090), (30, 9440263), (35, 8091654), (42, 6743045), (43, 6586230), (70, 4045827), (79, 3584910), (86, 3293115), (105, 2697218), (129, 2195410), (158, 1792455), (210, 1348609), (215, 1317246), (237, 1194970), (258, 1097705), (301, 940890), (395, 716982), (397, 713370), (430, 658623), (474, 597485), (553, 512130), (602, 470445), (645, 439082), (790, 358491), (794, 356685), (903, 313630), (1106, 256065), (1185, 238994), (1191, 237790), (1290, 219541), (1505, 188178), (1659, 170710), (1806, 156815), (1985, 142674), (2370, 119497), (2382, 118895), (2765, 102426), (2779, 101910), (3010, 94089), (3318, 85355), (3397, 83370), (3970, 71337), (4515, 62726), (5530, 51213), (5558, 50955), (5955, 47558), (6794, 41685), (8295, 34142), (8337, 33970), (9030, 31363), (10191, 27790), (11910, 23779), (13895, 20382), (16590, 17071), (16674, 16985)]