1577231656

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2213}}^1$

素因数の和:2339

約数の個数: 128

約数和(自身を含む): 4017081600

約数和(自身を除く): 2439849944

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 89, 91, 104, 143, 154, 178, 182, 286, 308, 356, 364, 572, 616, 623, 712, 728, 979, 1001, 1144, 1157, 1246, 1958, 2002, 2213, 2314, 2492, 3916, 4004, 4426, 4628, 4984, 6853, 7832, 8008, 8099, 8852, 9256, 12727, 13706, 15491, 16198, 17704, 24343, 25454, 27412, 28769, 30982, 32396, 48686, 50908, 54824, 57538, 61964, 64792, 89089, 97372, 101816, 115076, 123928, 170401, 178178, 194744, 196957, 201383, 230152, 316459, 340802, 356356, 393914, 402766, 632918, 681604, 712712, 787828, 805532, 1265836, 1363208, 1378699, 1575656, 1611064, 2166527, 2215213, 2531672, 2560441, 2757398, 4333054, 4430426, 5120882, 5514796, 8666108, 8860852, 10241764, 11029592, 15165689, 17332216, 17721704, 17923087, 20483528, 28164851, 30331378, 35846174, 56329702, 60662756, 71692348, 112659404, 121325512, 143384696, 197153957, 225318808, 394307914, 788615828, 1577231656]

約数ペア:

[(1, 1577231656), (2, 788615828), (4, 394307914), (7, 225318808), (8, 197153957), (11, 143384696), (13, 121325512), (14, 112659404), (22, 71692348), (26, 60662756), (28, 56329702), (44, 35846174), (52, 30331378), (56, 28164851), (77, 20483528), (88, 17923087), (89, 17721704), (91, 17332216), (104, 15165689), (143, 11029592), (154, 10241764), (178, 8860852), (182, 8666108), (286, 5514796), (308, 5120882), (356, 4430426), (364, 4333054), (572, 2757398), (616, 2560441), (623, 2531672), (712, 2215213), (728, 2166527), (979, 1611064), (1001, 1575656), (1144, 1378699), (1157, 1363208), (1246, 1265836), (1958, 805532), (2002, 787828), (2213, 712712), (2314, 681604), (2492, 632918), (3916, 402766), (4004, 393914), (4426, 356356), (4628, 340802), (4984, 316459), (6853, 230152), (7832, 201383), (8008, 196957), (8099, 194744), (8852, 178178), (9256, 170401), (12727, 123928), (13706, 115076), (15491, 101816), (16198, 97372), (17704, 89089), (24343, 64792), (25454, 61964), (27412, 57538), (28769, 54824), (30982, 50908), (32396, 48686)]