18975060

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:104

約数の個数: 240

約数和(自身を含む): 69155856

約数和(自身を除く): 50180796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 53, 54, 60, 65, 68, 78, 81, 85, 90, 102, 106, 108, 117, 130, 135, 153, 156, 159, 162, 170, 180, 195, 204, 212, 221, 234, 255, 260, 265, 270, 306, 318, 324, 340, 351, 390, 405, 442, 459, 468, 477, 510, 530, 540, 585, 612, 636, 663, 689, 702, 765, 780, 795, 810, 884, 901, 918, 954, 1020, 1053, 1060, 1105, 1170, 1326, 1377, 1378, 1404, 1431, 1530, 1590, 1620, 1755, 1802, 1836, 1908, 1989, 2067, 2106, 2210, 2295, 2340, 2385, 2652, 2703, 2754, 2756, 2862, 3060, 3180, 3315, 3445, 3510, 3604, 3978, 4134, 4212, 4293, 4420, 4505, 4590, 4770, 5265, 5406, 5508, 5724, 5967, 6201, 6630, 6885, 6890, 7020, 7155, 7956, 8109, 8268, 8586, 9010, 9180, 9540, 9945, 10335, 10530, 10812, 11713, 11934, 12402, 13260, 13515, 13770, 13780, 14310, 16218, 17172, 17901, 18020, 18603, 19890, 20670, 21060, 21465, 23426, 23868, 24327, 24804, 27030, 27540, 28620, 29835, 31005, 32436, 35139, 35802, 37206, 39780, 40545, 41340, 42930, 46852, 48654, 54060, 55809, 58565, 59670, 62010, 70278, 71604, 72981, 74412, 81090, 85860, 89505, 93015, 97308, 105417, 111618, 117130, 119340, 121635, 124020, 140556, 145962, 162180, 175695, 179010, 186030, 210834, 223236, 234260, 243270, 279045, 291924, 316251, 351390, 358020, 364905, 372060, 421668, 486540, 527085, 558090, 632502, 702780, 729810, 948753, 1054170, 1116180, 1265004, 1459620, 1581255, 1897506, 2108340, 3162510, 3795012, 4743765, 6325020, 9487530, 18975060]

約数ペア:

[(1, 18975060), (2, 9487530), (3, 6325020), (4, 4743765), (5, 3795012), (6, 3162510), (9, 2108340), (10, 1897506), (12, 1581255), (13, 1459620), (15, 1265004), (17, 1116180), (18, 1054170), (20, 948753), (26, 729810), (27, 702780), (30, 632502), (34, 558090), (36, 527085), (39, 486540), (45, 421668), (51, 372060), (52, 364905), (53, 358020), (54, 351390), (60, 316251), (65, 291924), (68, 279045), (78, 243270), (81, 234260), (85, 223236), (90, 210834), (102, 186030), (106, 179010), (108, 175695), (117, 162180), (130, 145962), (135, 140556), (153, 124020), (156, 121635), (159, 119340), (162, 117130), (170, 111618), (180, 105417), (195, 97308), (204, 93015), (212, 89505), (221, 85860), (234, 81090), (255, 74412), (260, 72981), (265, 71604), (270, 70278), (306, 62010), (318, 59670), (324, 58565), (340, 55809), (351, 54060), (390, 48654), (405, 46852), (442, 42930), (459, 41340), (468, 40545), (477, 39780), (510, 37206), (530, 35802), (540, 35139), (585, 32436), (612, 31005), (636, 29835), (663, 28620), (689, 27540), (702, 27030), (765, 24804), (780, 24327), (795, 23868), (810, 23426), (884, 21465), (901, 21060), (918, 20670), (954, 19890), (1020, 18603), (1053, 18020), (1060, 17901), (1105, 17172), (1170, 16218), (1326, 14310), (1377, 13780), (1378, 13770), (1404, 13515), (1431, 13260), (1530, 12402), (1590, 11934), (1620, 11713), (1755, 10812), (1802, 10530), (1836, 10335), (1908, 9945), (1989, 9540), (2067, 9180), (2106, 9010), (2210, 8586), (2295, 8268), (2340, 8109), (2385, 7956), (2652, 7155), (2703, 7020), (2754, 6890), (2756, 6885), (2862, 6630), (3060, 6201), (3180, 5967), (3315, 5724), (3445, 5508), (3510, 5406), (3604, 5265), (3978, 4770), (4134, 4590), (4212, 4505), (4293, 4420)]