19165860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 216

約数和(自身を含む): 70584696

約数和(自身を除く): 51418836

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 49, 53, 60, 63, 70, 82, 84, 90, 98, 105, 106, 123, 126, 140, 147, 159, 164, 180, 196, 205, 210, 212, 245, 246, 252, 265, 287, 294, 315, 318, 369, 371, 410, 420, 441, 477, 490, 492, 530, 574, 588, 615, 630, 636, 735, 738, 742, 795, 820, 861, 882, 954, 980, 1060, 1113, 1148, 1230, 1260, 1435, 1470, 1476, 1484, 1590, 1722, 1764, 1845, 1855, 1908, 2009, 2173, 2205, 2226, 2385, 2460, 2583, 2597, 2870, 2940, 3180, 3339, 3444, 3690, 3710, 4018, 4305, 4346, 4410, 4452, 4770, 5166, 5194, 5565, 5740, 6027, 6519, 6678, 7380, 7420, 7791, 8036, 8610, 8692, 8820, 9540, 10045, 10332, 10388, 10865, 11130, 12054, 12915, 12985, 13038, 13356, 15211, 15582, 16695, 17220, 18081, 19557, 20090, 21730, 22260, 23373, 24108, 25830, 25970, 26076, 30135, 30422, 31164, 32595, 33390, 36162, 38955, 39114, 40180, 43460, 45633, 46746, 51660, 51940, 60270, 60844, 65190, 66780, 72324, 76055, 77910, 78228, 90405, 91266, 93492, 97785, 106477, 116865, 120540, 130380, 136899, 152110, 155820, 180810, 182532, 195570, 212954, 228165, 233730, 273798, 304220, 319431, 361620, 391140, 425908, 456330, 467460, 532385, 547596, 638862, 684495, 912660, 958293, 1064770, 1277724, 1368990, 1597155, 1916586, 2129540, 2737980, 3194310, 3833172, 4791465, 6388620, 9582930, 19165860]

約数ペア:

[(1, 19165860), (2, 9582930), (3, 6388620), (4, 4791465), (5, 3833172), (6, 3194310), (7, 2737980), (9, 2129540), (10, 1916586), (12, 1597155), (14, 1368990), (15, 1277724), (18, 1064770), (20, 958293), (21, 912660), (28, 684495), (30, 638862), (35, 547596), (36, 532385), (41, 467460), (42, 456330), (45, 425908), (49, 391140), (53, 361620), (60, 319431), (63, 304220), (70, 273798), (82, 233730), (84, 228165), (90, 212954), (98, 195570), (105, 182532), (106, 180810), (123, 155820), (126, 152110), (140, 136899), (147, 130380), (159, 120540), (164, 116865), (180, 106477), (196, 97785), (205, 93492), (210, 91266), (212, 90405), (245, 78228), (246, 77910), (252, 76055), (265, 72324), (287, 66780), (294, 65190), (315, 60844), (318, 60270), (369, 51940), (371, 51660), (410, 46746), (420, 45633), (441, 43460), (477, 40180), (490, 39114), (492, 38955), (530, 36162), (574, 33390), (588, 32595), (615, 31164), (630, 30422), (636, 30135), (735, 26076), (738, 25970), (742, 25830), (795, 24108), (820, 23373), (861, 22260), (882, 21730), (954, 20090), (980, 19557), (1060, 18081), (1113, 17220), (1148, 16695), (1230, 15582), (1260, 15211), (1435, 13356), (1470, 13038), (1476, 12985), (1484, 12915), (1590, 12054), (1722, 11130), (1764, 10865), (1845, 10388), (1855, 10332), (1908, 10045), (2009, 9540), (2173, 8820), (2205, 8692), (2226, 8610), (2385, 8036), (2460, 7791), (2583, 7420), (2597, 7380), (2870, 6678), (2940, 6519), (3180, 6027), (3339, 5740), (3444, 5565), (3690, 5194), (3710, 5166), (4018, 4770), (4305, 4452), (4346, 4410)]