1277641440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28621}}^1$

素因数の和:28673

約数の個数: 144

約数和(自身を含む): 4500752256

約数和(自身を除く): 3223110816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 22320, 28621, 44640, 57242, 85863, 114484, 143105, 171726, 228968, 257589, 286210, 343452, 429315, 457936, 515178, 572420, 686904, 858630, 887251, 915872, 1030356, 1144840, 1287945, 1373808, 1717260, 1774502, 2060712, 2289680, 2575890, 2661753, 2747616, 3434520, 3549004, 4121424, 4436255, 4579360, 5151780, 5323506, 6869040, 7098008, 7985259, 8242848, 8872510, 10303560, 10647012, 13308765, 13738080, 14196016, 15970518, 17745020, 20607120, 21294024, 26617530, 28392032, 31941036, 35490040, 39926295, 41214240, 42588048, 53235060, 63882072, 70980080, 79852590, 85176096, 106470120, 127764144, 141960160, 159705180, 212940240, 255528288, 319410360, 425880480, 638820720, 1277641440]

約数ペア:

[(1, 1277641440), (2, 638820720), (3, 425880480), (4, 319410360), (5, 255528288), (6, 212940240), (8, 159705180), (9, 141960160), (10, 127764144), (12, 106470120), (15, 85176096), (16, 79852590), (18, 70980080), (20, 63882072), (24, 53235060), (30, 42588048), (31, 41214240), (32, 39926295), (36, 35490040), (40, 31941036), (45, 28392032), (48, 26617530), (60, 21294024), (62, 20607120), (72, 17745020), (80, 15970518), (90, 14196016), (93, 13738080), (96, 13308765), (120, 10647012), (124, 10303560), (144, 8872510), (155, 8242848), (160, 7985259), (180, 7098008), (186, 6869040), (240, 5323506), (248, 5151780), (279, 4579360), (288, 4436255), (310, 4121424), (360, 3549004), (372, 3434520), (465, 2747616), (480, 2661753), (496, 2575890), (558, 2289680), (620, 2060712), (720, 1774502), (744, 1717260), (930, 1373808), (992, 1287945), (1116, 1144840), (1240, 1030356), (1395, 915872), (1440, 887251), (1488, 858630), (1860, 686904), (2232, 572420), (2480, 515178), (2790, 457936), (2976, 429315), (3720, 343452), (4464, 286210), (4960, 257589), (5580, 228968), (7440, 171726), (8928, 143105), (11160, 114484), (14880, 85863), (22320, 57242), (28621, 44640)]