396989880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11527}}^1$

素因数の和:11589

約数の個数: 128

約数和(自身を含む): 1394426880

約数和(自身を除く): 997437000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2296, 2460, 2870, 3444, 4305, 4920, 5740, 6888, 8610, 11480, 11527, 17220, 23054, 34440, 34581, 46108, 57635, 69162, 80689, 92216, 115270, 138324, 161378, 172905, 230540, 242067, 276648, 322756, 345810, 403445, 461080, 472607, 484134, 645512, 691620, 806890, 945214, 968268, 1210335, 1383240, 1417821, 1613780, 1890428, 1936536, 2363035, 2420670, 2835642, 3227560, 3308249, 3780856, 4726070, 4841340, 5671284, 6616498, 7089105, 9452140, 9682680, 9924747, 11342568, 13232996, 14178210, 16541245, 18904280, 19849494, 26465992, 28356420, 33082490, 39698988, 49623735, 56712840, 66164980, 79397976, 99247470, 132329960, 198494940, 396989880]

約数ペア:

[(1, 396989880), (2, 198494940), (3, 132329960), (4, 99247470), (5, 79397976), (6, 66164980), (7, 56712840), (8, 49623735), (10, 39698988), (12, 33082490), (14, 28356420), (15, 26465992), (20, 19849494), (21, 18904280), (24, 16541245), (28, 14178210), (30, 13232996), (35, 11342568), (40, 9924747), (41, 9682680), (42, 9452140), (56, 7089105), (60, 6616498), (70, 5671284), (82, 4841340), (84, 4726070), (105, 3780856), (120, 3308249), (123, 3227560), (140, 2835642), (164, 2420670), (168, 2363035), (205, 1936536), (210, 1890428), (246, 1613780), (280, 1417821), (287, 1383240), (328, 1210335), (410, 968268), (420, 945214), (492, 806890), (574, 691620), (615, 645512), (820, 484134), (840, 472607), (861, 461080), (984, 403445), (1148, 345810), (1230, 322756), (1435, 276648), (1640, 242067), (1722, 230540), (2296, 172905), (2460, 161378), (2870, 138324), (3444, 115270), (4305, 92216), (4920, 80689), (5740, 69162), (6888, 57635), (8610, 46108), (11480, 34581), (11527, 34440), (17220, 23054)]