1648652580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{269}}^1\times {\mathrm{431}}^1$

素因数の和:794

約数の個数: 144

約数和(自身を含む): 5094835200

約数和(自身を除く): 3446182620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 269, 316, 395, 431, 474, 538, 711, 790, 807, 862, 948, 1076, 1185, 1293, 1345, 1422, 1580, 1614, 1724, 2155, 2370, 2421, 2586, 2690, 2844, 3228, 3555, 3879, 4035, 4310, 4740, 4842, 5172, 5380, 6465, 7110, 7758, 8070, 8620, 9684, 12105, 12930, 14220, 15516, 16140, 19395, 21251, 24210, 25860, 34049, 38790, 42502, 48420, 63753, 68098, 77580, 85004, 102147, 106255, 115939, 127506, 136196, 170245, 191259, 204294, 212510, 231878, 255012, 306441, 318765, 340490, 347817, 382518, 408588, 425020, 463756, 510735, 579695, 612882, 637530, 680980, 695634, 765036, 956295, 1021470, 1043451, 1159390, 1225764, 1275060, 1391268, 1532205, 1739085, 1912590, 2042940, 2086902, 2318780, 3064410, 3478170, 3825180, 4173804, 5217255, 6128820, 6956340, 9159181, 10434510, 18318362, 20869020, 27477543, 36636724, 45795905, 54955086, 82432629, 91591810, 109910172, 137387715, 164865258, 183183620, 274775430, 329730516, 412163145, 549550860, 824326290, 1648652580]

約数ペア:

[(1, 1648652580), (2, 824326290), (3, 549550860), (4, 412163145), (5, 329730516), (6, 274775430), (9, 183183620), (10, 164865258), (12, 137387715), (15, 109910172), (18, 91591810), (20, 82432629), (30, 54955086), (36, 45795905), (45, 36636724), (60, 27477543), (79, 20869020), (90, 18318362), (158, 10434510), (180, 9159181), (237, 6956340), (269, 6128820), (316, 5217255), (395, 4173804), (431, 3825180), (474, 3478170), (538, 3064410), (711, 2318780), (790, 2086902), (807, 2042940), (862, 1912590), (948, 1739085), (1076, 1532205), (1185, 1391268), (1293, 1275060), (1345, 1225764), (1422, 1159390), (1580, 1043451), (1614, 1021470), (1724, 956295), (2155, 765036), (2370, 695634), (2421, 680980), (2586, 637530), (2690, 612882), (2844, 579695), (3228, 510735), (3555, 463756), (3879, 425020), (4035, 408588), (4310, 382518), (4740, 347817), (4842, 340490), (5172, 318765), (5380, 306441), (6465, 255012), (7110, 231878), (7758, 212510), (8070, 204294), (8620, 191259), (9684, 170245), (12105, 136196), (12930, 127506), (14220, 115939), (15516, 106255), (16140, 102147), (19395, 85004), (21251, 77580), (24210, 68098), (25860, 63753), (34049, 48420), (38790, 42502)]