19225470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 55987200

約数和(自身を除く): 36761730

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 23, 30, 33, 34, 46, 51, 55, 66, 69, 85, 102, 110, 115, 138, 149, 165, 170, 187, 230, 253, 255, 298, 330, 345, 374, 391, 447, 506, 510, 561, 690, 745, 759, 782, 894, 935, 1122, 1173, 1265, 1490, 1518, 1639, 1870, 1955, 2235, 2346, 2530, 2533, 2805, 3278, 3427, 3795, 3910, 4301, 4470, 4917, 5066, 5610, 5865, 6854, 7590, 7599, 8195, 8602, 9834, 10281, 11730, 12665, 12903, 15198, 16390, 17135, 20562, 21505, 24585, 25330, 25806, 27863, 34270, 37697, 37995, 43010, 49170, 51405, 55726, 58259, 64515, 75394, 75990, 83589, 102810, 113091, 116518, 129030, 139315, 167178, 174777, 188485, 226182, 278630, 291295, 349554, 376970, 417945, 565455, 582590, 640849, 835890, 873885, 1130910, 1281698, 1747770, 1922547, 3204245, 3845094, 6408490, 9612735, 19225470]

約数ペア:

[(1, 19225470), (2, 9612735), (3, 6408490), (5, 3845094), (6, 3204245), (10, 1922547), (11, 1747770), (15, 1281698), (17, 1130910), (22, 873885), (23, 835890), (30, 640849), (33, 582590), (34, 565455), (46, 417945), (51, 376970), (55, 349554), (66, 291295), (69, 278630), (85, 226182), (102, 188485), (110, 174777), (115, 167178), (138, 139315), (149, 129030), (165, 116518), (170, 113091), (187, 102810), (230, 83589), (253, 75990), (255, 75394), (298, 64515), (330, 58259), (345, 55726), (374, 51405), (391, 49170), (447, 43010), (506, 37995), (510, 37697), (561, 34270), (690, 27863), (745, 25806), (759, 25330), (782, 24585), (894, 21505), (935, 20562), (1122, 17135), (1173, 16390), (1265, 15198), (1490, 12903), (1518, 12665), (1639, 11730), (1870, 10281), (1955, 9834), (2235, 8602), (2346, 8195), (2530, 7599), (2533, 7590), (2805, 6854), (3278, 5865), (3427, 5610), (3795, 5066), (3910, 4917), (4301, 4470)]