127776420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:515

約数の個数: 192

約数和(自身を含む): 435456000

約数和(自身を除く): 307679580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 31, 34, 36, 45, 51, 54, 60, 62, 68, 85, 90, 93, 102, 108, 124, 135, 153, 155, 170, 180, 186, 204, 255, 270, 279, 306, 310, 340, 372, 449, 459, 465, 510, 527, 540, 558, 612, 620, 765, 837, 898, 918, 930, 1020, 1054, 1116, 1347, 1395, 1530, 1581, 1674, 1796, 1836, 1860, 2108, 2245, 2295, 2635, 2694, 2790, 3060, 3162, 3348, 4041, 4185, 4490, 4590, 4743, 5270, 5388, 5580, 6324, 6735, 7633, 7905, 8082, 8370, 8980, 9180, 9486, 10540, 12123, 13470, 13919, 14229, 15266, 15810, 16164, 16740, 18972, 20205, 22899, 23715, 24246, 26940, 27838, 28458, 30532, 31620, 38165, 40410, 41757, 45798, 47430, 48492, 55676, 56916, 60615, 68697, 69595, 71145, 76330, 80820, 83514, 91596, 94860, 114495, 121230, 125271, 137394, 139190, 142290, 152660, 167028, 206091, 208785, 228990, 236623, 242460, 250542, 274788, 278380, 284580, 343485, 375813, 412182, 417570, 457980, 473246, 501084, 626355, 686970, 709869, 751626, 824364, 835140, 946492, 1030455, 1183115, 1252710, 1373940, 1419738, 1503252, 1879065, 2060910, 2129607, 2366230, 2505420, 2839476, 3549345, 3758130, 4121820, 4259214, 4732460, 6388821, 7098690, 7516260, 8518428, 10648035, 12777642, 14197380, 21296070, 25555284, 31944105, 42592140, 63888210, 127776420]

約数ペア:

[(1, 127776420), (2, 63888210), (3, 42592140), (4, 31944105), (5, 25555284), (6, 21296070), (9, 14197380), (10, 12777642), (12, 10648035), (15, 8518428), (17, 7516260), (18, 7098690), (20, 6388821), (27, 4732460), (30, 4259214), (31, 4121820), (34, 3758130), (36, 3549345), (45, 2839476), (51, 2505420), (54, 2366230), (60, 2129607), (62, 2060910), (68, 1879065), (85, 1503252), (90, 1419738), (93, 1373940), (102, 1252710), (108, 1183115), (124, 1030455), (135, 946492), (153, 835140), (155, 824364), (170, 751626), (180, 709869), (186, 686970), (204, 626355), (255, 501084), (270, 473246), (279, 457980), (306, 417570), (310, 412182), (340, 375813), (372, 343485), (449, 284580), (459, 278380), (465, 274788), (510, 250542), (527, 242460), (540, 236623), (558, 228990), (612, 208785), (620, 206091), (765, 167028), (837, 152660), (898, 142290), (918, 139190), (930, 137394), (1020, 125271), (1054, 121230), (1116, 114495), (1347, 94860), (1395, 91596), (1530, 83514), (1581, 80820), (1674, 76330), (1796, 71145), (1836, 69595), (1860, 68697), (2108, 60615), (2245, 56916), (2295, 55676), (2635, 48492), (2694, 47430), (2790, 45798), (3060, 41757), (3162, 40410), (3348, 38165), (4041, 31620), (4185, 30532), (4490, 28458), (4590, 27838), (4743, 26940), (5270, 24246), (5388, 23715), (5580, 22899), (6324, 20205), (6735, 18972), (7633, 16740), (7905, 16164), (8082, 15810), (8370, 15266), (8980, 14229), (9180, 13919), (9486, 13470), (10540, 12123)]