16010820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:250

約数の個数: 144

約数和(自身を含む): 56504448

約数和(自身を除く): 40493628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 97, 105, 126, 131, 140, 180, 194, 210, 252, 262, 291, 315, 388, 393, 420, 485, 524, 582, 630, 655, 679, 786, 873, 917, 970, 1164, 1179, 1260, 1310, 1358, 1455, 1572, 1746, 1834, 1940, 1965, 2037, 2358, 2620, 2716, 2751, 2910, 3395, 3492, 3668, 3930, 4074, 4365, 4585, 4716, 5502, 5820, 5895, 6111, 6790, 7860, 8148, 8253, 8730, 9170, 10185, 11004, 11790, 12222, 12707, 13580, 13755, 16506, 17460, 18340, 20370, 23580, 24444, 25414, 27510, 30555, 33012, 38121, 40740, 41265, 50828, 55020, 61110, 63535, 76242, 82530, 88949, 114363, 122220, 127070, 152484, 165060, 177898, 190605, 228726, 254140, 266847, 355796, 381210, 444745, 457452, 533694, 571815, 762420, 800541, 889490, 1067388, 1143630, 1334235, 1601082, 1778980, 2287260, 2668470, 3202164, 4002705, 5336940, 8005410, 16010820]

約数ペア:

[(1, 16010820), (2, 8005410), (3, 5336940), (4, 4002705), (5, 3202164), (6, 2668470), (7, 2287260), (9, 1778980), (10, 1601082), (12, 1334235), (14, 1143630), (15, 1067388), (18, 889490), (20, 800541), (21, 762420), (28, 571815), (30, 533694), (35, 457452), (36, 444745), (42, 381210), (45, 355796), (60, 266847), (63, 254140), (70, 228726), (84, 190605), (90, 177898), (97, 165060), (105, 152484), (126, 127070), (131, 122220), (140, 114363), (180, 88949), (194, 82530), (210, 76242), (252, 63535), (262, 61110), (291, 55020), (315, 50828), (388, 41265), (393, 40740), (420, 38121), (485, 33012), (524, 30555), (582, 27510), (630, 25414), (655, 24444), (679, 23580), (786, 20370), (873, 18340), (917, 17460), (970, 16506), (1164, 13755), (1179, 13580), (1260, 12707), (1310, 12222), (1358, 11790), (1455, 11004), (1572, 10185), (1746, 9170), (1834, 8730), (1940, 8253), (1965, 8148), (2037, 7860), (2358, 6790), (2620, 6111), (2716, 5895), (2751, 5820), (2910, 5502), (3395, 4716), (3492, 4585), (3668, 4365), (3930, 4074)]