19054620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 46989540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 479, 510, 585, 612, 663, 765, 780, 884, 958, 1020, 1105, 1170, 1326, 1437, 1530, 1916, 1989, 2210, 2340, 2395, 2652, 2874, 3060, 3315, 3978, 4311, 4420, 4790, 5748, 6227, 6630, 7185, 7956, 8143, 8622, 9580, 9945, 12454, 13260, 14370, 16286, 17244, 18681, 19890, 21555, 24429, 24908, 28740, 31135, 32572, 37362, 39780, 40715, 43110, 48858, 56043, 62270, 73287, 74724, 81430, 86220, 93405, 97716, 105859, 112086, 122145, 124540, 146574, 162860, 186810, 211718, 224172, 244290, 280215, 293148, 317577, 366435, 373620, 423436, 488580, 529295, 560430, 635154, 732870, 952731, 1058590, 1120860, 1270308, 1465740, 1587885, 1905462, 2117180, 3175770, 3810924, 4763655, 6351540, 9527310, 19054620]

約数ペア:

[(1, 19054620), (2, 9527310), (3, 6351540), (4, 4763655), (5, 3810924), (6, 3175770), (9, 2117180), (10, 1905462), (12, 1587885), (13, 1465740), (15, 1270308), (17, 1120860), (18, 1058590), (20, 952731), (26, 732870), (30, 635154), (34, 560430), (36, 529295), (39, 488580), (45, 423436), (51, 373620), (52, 366435), (60, 317577), (65, 293148), (68, 280215), (78, 244290), (85, 224172), (90, 211718), (102, 186810), (117, 162860), (130, 146574), (153, 124540), (156, 122145), (170, 112086), (180, 105859), (195, 97716), (204, 93405), (221, 86220), (234, 81430), (255, 74724), (260, 73287), (306, 62270), (340, 56043), (390, 48858), (442, 43110), (468, 40715), (479, 39780), (510, 37362), (585, 32572), (612, 31135), (663, 28740), (765, 24908), (780, 24429), (884, 21555), (958, 19890), (1020, 18681), (1105, 17244), (1170, 16286), (1326, 14370), (1437, 13260), (1530, 12454), (1916, 9945), (1989, 9580), (2210, 8622), (2340, 8143), (2395, 7956), (2652, 7185), (2874, 6630), (3060, 6227), (3315, 5748), (3978, 4790), (4311, 4420)]