18136440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2399}}^1$

素因数の和:2426

約数の個数: 128

約数和(自身を含む): 69120000

約数和(自身を除く): 50983560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2399, 2520, 3780, 4798, 7197, 7560, 9596, 11995, 14394, 16793, 19192, 21591, 23990, 28788, 33586, 35985, 43182, 47980, 50379, 57576, 64773, 67172, 71970, 83965, 86364, 95960, 100758, 107955, 129546, 134344, 143940, 151137, 167930, 172728, 201516, 215910, 251895, 259092, 287880, 302274, 323865, 335860, 403032, 431820, 453411, 503790, 518184, 604548, 647730, 671720, 755685, 863640, 906822, 1007580, 1209096, 1295460, 1511370, 1813644, 2015160, 2267055, 2590920, 3022740, 3627288, 4534110, 6045480, 9068220, 18136440]

約数ペア:

[(1, 18136440), (2, 9068220), (3, 6045480), (4, 4534110), (5, 3627288), (6, 3022740), (7, 2590920), (8, 2267055), (9, 2015160), (10, 1813644), (12, 1511370), (14, 1295460), (15, 1209096), (18, 1007580), (20, 906822), (21, 863640), (24, 755685), (27, 671720), (28, 647730), (30, 604548), (35, 518184), (36, 503790), (40, 453411), (42, 431820), (45, 403032), (54, 335860), (56, 323865), (60, 302274), (63, 287880), (70, 259092), (72, 251895), (84, 215910), (90, 201516), (105, 172728), (108, 167930), (120, 151137), (126, 143940), (135, 134344), (140, 129546), (168, 107955), (180, 100758), (189, 95960), (210, 86364), (216, 83965), (252, 71970), (270, 67172), (280, 64773), (315, 57576), (360, 50379), (378, 47980), (420, 43182), (504, 35985), (540, 33586), (630, 28788), (756, 23990), (840, 21591), (945, 19192), (1080, 16793), (1260, 14394), (1512, 11995), (1890, 9596), (2399, 7560), (2520, 7197), (3780, 4798)]