307138860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{359}}^1$

素因数の和:485

約数の個数: 216

約数和(自身を含む): 1097984160

約数和(自身を除く): 790845300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 97, 98, 105, 126, 140, 147, 180, 194, 196, 210, 245, 252, 291, 294, 315, 359, 388, 420, 441, 485, 490, 582, 588, 630, 679, 718, 735, 873, 882, 970, 980, 1077, 1164, 1260, 1358, 1436, 1455, 1470, 1746, 1764, 1795, 1940, 2037, 2154, 2205, 2513, 2716, 2910, 2940, 3231, 3395, 3492, 3590, 4074, 4308, 4365, 4410, 4753, 5026, 5385, 5820, 6111, 6462, 6790, 7180, 7539, 8148, 8730, 8820, 9506, 10052, 10185, 10770, 12222, 12565, 12924, 13580, 14259, 15078, 16155, 17460, 17591, 19012, 20370, 21540, 22617, 23765, 24444, 25130, 28518, 30156, 30555, 32310, 34823, 35182, 37695, 40740, 42777, 45234, 47530, 50260, 52773, 57036, 61110, 64620, 69646, 70364, 71295, 75390, 85554, 87955, 90468, 95060, 104469, 105546, 113085, 122220, 139292, 142590, 150780, 158319, 171108, 174115, 175910, 208938, 211092, 213885, 226170, 243761, 263865, 285180, 313407, 316638, 348230, 351820, 417876, 427770, 452340, 487522, 522345, 527730, 626814, 633276, 696460, 731283, 791595, 855540, 975044, 1044690, 1055460, 1218805, 1253628, 1462566, 1567035, 1583190, 1706327, 2089380, 2193849, 2437610, 2925132, 3134070, 3166380, 3412654, 3656415, 4387698, 4875220, 5118981, 6268140, 6825308, 7312830, 8531635, 8775396, 10237962, 10969245, 14625660, 15356943, 17063270, 20475924, 21938490, 25594905, 30713886, 34126540, 43876980, 51189810, 61427772, 76784715, 102379620, 153569430, 307138860]

約数ペア:

[(1, 307138860), (2, 153569430), (3, 102379620), (4, 76784715), (5, 61427772), (6, 51189810), (7, 43876980), (9, 34126540), (10, 30713886), (12, 25594905), (14, 21938490), (15, 20475924), (18, 17063270), (20, 15356943), (21, 14625660), (28, 10969245), (30, 10237962), (35, 8775396), (36, 8531635), (42, 7312830), (45, 6825308), (49, 6268140), (60, 5118981), (63, 4875220), (70, 4387698), (84, 3656415), (90, 3412654), (97, 3166380), (98, 3134070), (105, 2925132), (126, 2437610), (140, 2193849), (147, 2089380), (180, 1706327), (194, 1583190), (196, 1567035), (210, 1462566), (245, 1253628), (252, 1218805), (291, 1055460), (294, 1044690), (315, 975044), (359, 855540), (388, 791595), (420, 731283), (441, 696460), (485, 633276), (490, 626814), (582, 527730), (588, 522345), (630, 487522), (679, 452340), (718, 427770), (735, 417876), (873, 351820), (882, 348230), (970, 316638), (980, 313407), (1077, 285180), (1164, 263865), (1260, 243761), (1358, 226170), (1436, 213885), (1455, 211092), (1470, 208938), (1746, 175910), (1764, 174115), (1795, 171108), (1940, 158319), (2037, 150780), (2154, 142590), (2205, 139292), (2513, 122220), (2716, 113085), (2910, 105546), (2940, 104469), (3231, 95060), (3395, 90468), (3492, 87955), (3590, 85554), (4074, 75390), (4308, 71295), (4365, 70364), (4410, 69646), (4753, 64620), (5026, 61110), (5385, 57036), (5820, 52773), (6111, 50260), (6462, 47530), (6790, 45234), (7180, 42777), (7539, 40740), (8148, 37695), (8730, 35182), (8820, 34823), (9506, 32310), (10052, 30555), (10185, 30156), (10770, 28518), (12222, 25130), (12565, 24444), (12924, 23765), (13580, 22617), (14259, 21540), (15078, 20370), (16155, 19012), (17460, 17591)]