28661310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 128

約数和(自身を含む): 83174400

約数和(自身を除く): 54513090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 37, 38, 45, 54, 57, 74, 90, 95, 111, 114, 135, 151, 171, 185, 190, 222, 270, 285, 302, 333, 342, 370, 453, 513, 555, 570, 666, 703, 755, 855, 906, 999, 1026, 1110, 1359, 1406, 1510, 1665, 1710, 1998, 2109, 2265, 2565, 2718, 2869, 3330, 3515, 4077, 4218, 4530, 4995, 5130, 5587, 5738, 6327, 6795, 7030, 8154, 8607, 9990, 10545, 11174, 12654, 13590, 14345, 16761, 17214, 18981, 20385, 21090, 25821, 27935, 28690, 31635, 33522, 37962, 40770, 43035, 50283, 51642, 55870, 63270, 77463, 83805, 86070, 94905, 100566, 106153, 129105, 150849, 154926, 167610, 189810, 212306, 251415, 258210, 301698, 318459, 387315, 502830, 530765, 636918, 754245, 774630, 955377, 1061530, 1508490, 1592295, 1910754, 2866131, 3184590, 4776885, 5732262, 9553770, 14330655, 28661310]

約数ペア:

[(1, 28661310), (2, 14330655), (3, 9553770), (5, 5732262), (6, 4776885), (9, 3184590), (10, 2866131), (15, 1910754), (18, 1592295), (19, 1508490), (27, 1061530), (30, 955377), (37, 774630), (38, 754245), (45, 636918), (54, 530765), (57, 502830), (74, 387315), (90, 318459), (95, 301698), (111, 258210), (114, 251415), (135, 212306), (151, 189810), (171, 167610), (185, 154926), (190, 150849), (222, 129105), (270, 106153), (285, 100566), (302, 94905), (333, 86070), (342, 83805), (370, 77463), (453, 63270), (513, 55870), (555, 51642), (570, 50283), (666, 43035), (703, 40770), (755, 37962), (855, 33522), (906, 31635), (999, 28690), (1026, 27935), (1110, 25821), (1359, 21090), (1406, 20385), (1510, 18981), (1665, 17214), (1710, 16761), (1998, 14345), (2109, 13590), (2265, 12654), (2565, 11174), (2718, 10545), (2869, 9990), (3330, 8607), (3515, 8154), (4077, 7030), (4218, 6795), (4530, 6327), (4995, 5738), (5130, 5587)]