8132040

素因数分解:

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

素因数の和:492

約数の個数: 144

約数和(自身を含む): 30810780

約数和(自身を除く): 22678740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 461, 490, 504, 588, 630, 735, 840, 882, 922, 980, 1176, 1260, 1383, 1470, 1764, 1844, 1960, 2205, 2305, 2520, 2766, 2940, 3227, 3528, 3688, 4149, 4410, 4610, 5532, 5880, 6454, 6915, 8298, 8820, 9220, 9681, 11064, 12908, 13830, 16135, 16596, 17640, 18440, 19362, 20745, 22589, 25816, 27660, 29043, 32270, 33192, 38724, 41490, 45178, 48405, 55320, 58086, 64540, 67767, 77448, 82980, 90356, 96810, 112945, 116172, 129080, 135534, 145215, 165960, 180712, 193620, 203301, 225890, 232344, 271068, 290430, 338835, 387240, 406602, 451780, 542136, 580860, 677670, 813204, 903560, 1016505, 1161720, 1355340, 1626408, 2033010, 2710680, 4066020, 8132040]

約数ペア:

[(1, 8132040), (2, 4066020), (3, 2710680), (4, 2033010), (5, 1626408), (6, 1355340), (7, 1161720), (8, 1016505), (9, 903560), (10, 813204), (12, 677670), (14, 580860), (15, 542136), (18, 451780), (20, 406602), (21, 387240), (24, 338835), (28, 290430), (30, 271068), (35, 232344), (36, 225890), (40, 203301), (42, 193620), (45, 180712), (49, 165960), (56, 145215), (60, 135534), (63, 129080), (70, 116172), (72, 112945), (84, 96810), (90, 90356), (98, 82980), (105, 77448), (120, 67767), (126, 64540), (140, 58086), (147, 55320), (168, 48405), (180, 45178), (196, 41490), (210, 38724), (245, 33192), (252, 32270), (280, 29043), (294, 27660), (315, 25816), (360, 22589), (392, 20745), (420, 19362), (441, 18440), (461, 17640), (490, 16596), (504, 16135), (588, 13830), (630, 12908), (735, 11064), (840, 9681), (882, 9220), (922, 8820), (980, 8298), (1176, 6915), (1260, 6454), (1383, 5880), (1470, 5532), (1764, 4610), (1844, 4410), (1960, 4149), (2205, 3688), (2305, 3528), (2520, 3227), (2766, 2940)]