1019990160

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{461}}^1$

素因数の和:926

約数の個数: 240

約数和(自身を含む): 3932248320

約数和(自身を除く): 2912258160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 439, 461, 504, 560, 630, 720, 840, 878, 922, 1008, 1260, 1317, 1383, 1680, 1756, 1844, 2195, 2305, 2520, 2634, 2766, 3073, 3227, 3512, 3688, 3951, 4149, 4390, 4610, 5040, 5268, 5532, 6146, 6454, 6585, 6915, 7024, 7376, 7902, 8298, 8780, 9219, 9220, 9681, 10536, 11064, 12292, 12908, 13170, 13830, 15365, 15804, 16135, 16596, 17560, 18438, 18440, 19362, 19755, 20745, 21072, 22128, 24584, 25816, 26340, 27657, 27660, 29043, 30730, 31608, 32270, 33192, 35120, 36876, 36880, 38724, 39510, 41490, 46095, 48405, 49168, 51632, 52680, 55314, 55320, 58086, 61460, 63216, 64540, 66384, 73752, 77448, 79020, 82980, 92190, 96810, 105360, 110628, 110640, 116172, 122920, 129080, 138285, 145215, 147504, 154896, 158040, 165960, 184380, 193620, 202379, 221256, 232344, 245840, 258160, 276570, 290430, 316080, 331920, 368760, 387240, 404758, 442512, 464688, 553140, 580860, 607137, 737520, 774480, 809516, 1011895, 1106280, 1161720, 1214274, 1416653, 1619032, 1821411, 2023790, 2212560, 2323440, 2428548, 2833306, 3035685, 3238064, 3642822, 4047580, 4249959, 4857096, 5666612, 6071370, 7083265, 7285644, 8095160, 8499918, 9107055, 9714192, 11333224, 12142740, 12749877, 14166530, 14571288, 16190320, 16999836, 18214110, 21249795, 22666448, 24285480, 25499754, 28333060, 29142576, 33999672, 36428220, 42499590, 48570960, 50999508, 56666120, 63749385, 67999344, 72856440, 84999180, 101999016, 113332240, 127498770, 145712880, 169998360, 203998032, 254997540, 339996720, 509995080, 1019990160]

約数ペア:

[(1, 1019990160), (2, 509995080), (3, 339996720), (4, 254997540), (5, 203998032), (6, 169998360), (7, 145712880), (8, 127498770), (9, 113332240), (10, 101999016), (12, 84999180), (14, 72856440), (15, 67999344), (16, 63749385), (18, 56666120), (20, 50999508), (21, 48570960), (24, 42499590), (28, 36428220), (30, 33999672), (35, 29142576), (36, 28333060), (40, 25499754), (42, 24285480), (45, 22666448), (48, 21249795), (56, 18214110), (60, 16999836), (63, 16190320), (70, 14571288), (72, 14166530), (80, 12749877), (84, 12142740), (90, 11333224), (105, 9714192), (112, 9107055), (120, 8499918), (126, 8095160), (140, 7285644), (144, 7083265), (168, 6071370), (180, 5666612), (210, 4857096), (240, 4249959), (252, 4047580), (280, 3642822), (315, 3238064), (336, 3035685), (360, 2833306), (420, 2428548), (439, 2323440), (461, 2212560), (504, 2023790), (560, 1821411), (630, 1619032), (720, 1416653), (840, 1214274), (878, 1161720), (922, 1106280), (1008, 1011895), (1260, 809516), (1317, 774480), (1383, 737520), (1680, 607137), (1756, 580860), (1844, 553140), (2195, 464688), (2305, 442512), (2520, 404758), (2634, 387240), (2766, 368760), (3073, 331920), (3227, 316080), (3512, 290430), (3688, 276570), (3951, 258160), (4149, 245840), (4390, 232344), (4610, 221256), (5040, 202379), (5268, 193620), (5532, 184380), (6146, 165960), (6454, 158040), (6585, 154896), (6915, 147504), (7024, 145215), (7376, 138285), (7902, 129080), (8298, 122920), (8780, 116172), (9219, 110640), (9220, 110628), (9681, 105360), (10536, 96810), (11064, 92190), (12292, 82980), (12908, 79020), (13170, 77448), (13830, 73752), (15365, 66384), (15804, 64540), (16135, 63216), (16596, 61460), (17560, 58086), (18438, 55320), (18440, 55314), (19362, 52680), (19755, 51632), (20745, 49168), (21072, 48405), (22128, 46095), (24584, 41490), (25816, 39510), (26340, 38724), (27657, 36880), (27660, 36876), (29043, 35120), (30730, 33192), (31608, 32270)]