56917980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:448

約数の個数: 144

約数和(自身を含む): 199180800

約数和(自身を除く): 142262820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 199, 210, 227, 252, 315, 398, 420, 454, 597, 630, 681, 796, 908, 995, 1135, 1194, 1260, 1362, 1393, 1589, 1791, 1990, 2043, 2270, 2388, 2724, 2786, 2985, 3178, 3405, 3582, 3980, 4086, 4179, 4540, 4767, 5572, 5970, 6356, 6810, 6965, 7164, 7945, 8172, 8358, 8955, 9534, 10215, 11940, 12537, 13620, 13930, 14301, 15890, 16716, 17910, 19068, 20430, 20895, 23835, 25074, 27860, 28602, 31780, 35820, 40860, 41790, 45173, 47670, 50148, 57204, 62685, 71505, 83580, 90346, 95340, 125370, 135519, 143010, 180692, 225865, 250740, 271038, 286020, 316211, 406557, 451730, 542076, 632422, 677595, 813114, 903460, 948633, 1264844, 1355190, 1581055, 1626228, 1897266, 2032785, 2710380, 2845899, 3162110, 3794532, 4065570, 4743165, 5691798, 6324220, 8131140, 9486330, 11383596, 14229495, 18972660, 28458990, 56917980]

約数ペア:

[(1, 56917980), (2, 28458990), (3, 18972660), (4, 14229495), (5, 11383596), (6, 9486330), (7, 8131140), (9, 6324220), (10, 5691798), (12, 4743165), (14, 4065570), (15, 3794532), (18, 3162110), (20, 2845899), (21, 2710380), (28, 2032785), (30, 1897266), (35, 1626228), (36, 1581055), (42, 1355190), (45, 1264844), (60, 948633), (63, 903460), (70, 813114), (84, 677595), (90, 632422), (105, 542076), (126, 451730), (140, 406557), (180, 316211), (199, 286020), (210, 271038), (227, 250740), (252, 225865), (315, 180692), (398, 143010), (420, 135519), (454, 125370), (597, 95340), (630, 90346), (681, 83580), (796, 71505), (908, 62685), (995, 57204), (1135, 50148), (1194, 47670), (1260, 45173), (1362, 41790), (1393, 40860), (1589, 35820), (1791, 31780), (1990, 28602), (2043, 27860), (2270, 25074), (2388, 23835), (2724, 20895), (2786, 20430), (2985, 19068), (3178, 17910), (3405, 16716), (3582, 15890), (3980, 14301), (4086, 13930), (4179, 13620), (4540, 12537), (4767, 11940), (5572, 10215), (5970, 9534), (6356, 8955), (6810, 8358), (6965, 8172), (7164, 7945)]