316581720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:634

約数の個数: 256

約数和(自身を含む): 1193149440

約数和(自身を除く): 876567720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 53, 56, 60, 65, 70, 78, 84, 91, 104, 105, 106, 120, 130, 140, 156, 159, 168, 182, 195, 210, 212, 260, 265, 273, 280, 312, 318, 364, 371, 390, 420, 424, 455, 520, 530, 546, 547, 636, 689, 728, 742, 780, 795, 840, 910, 1060, 1092, 1094, 1113, 1272, 1365, 1378, 1484, 1560, 1590, 1641, 1820, 1855, 2067, 2120, 2184, 2188, 2226, 2730, 2735, 2756, 2968, 3180, 3282, 3445, 3640, 3710, 3829, 4134, 4376, 4452, 4823, 5460, 5470, 5512, 5565, 6360, 6564, 6890, 7111, 7420, 7658, 8205, 8268, 8904, 9646, 10335, 10920, 10940, 11130, 11487, 13128, 13780, 14222, 14469, 14840, 15316, 16410, 16536, 19145, 19292, 20670, 21333, 21880, 22260, 22974, 24115, 27560, 28444, 28938, 28991, 30632, 32820, 35555, 38290, 38584, 41340, 42666, 44520, 45948, 48230, 49777, 56888, 57435, 57876, 57982, 65640, 71110, 72345, 76580, 82680, 85332, 86973, 91896, 96460, 99554, 106665, 114870, 115752, 115964, 142220, 144690, 144955, 149331, 153160, 170664, 173946, 192920, 199108, 202937, 213330, 229740, 231928, 248885, 284440, 289380, 289910, 298662, 347892, 376883, 398216, 405874, 426660, 434865, 459480, 497770, 578760, 579820, 597324, 608811, 695784, 746655, 753766, 811748, 853320, 869730, 995540, 1014685, 1130649, 1159640, 1194648, 1217622, 1493310, 1507532, 1623496, 1739460, 1884415, 1991080, 2029370, 2261298, 2435244, 2638181, 2986620, 3015064, 3044055, 3478920, 3768830, 4058740, 4522596, 4870488, 5276362, 5653245, 5973240, 6088110, 7537660, 7914543, 8117480, 9045192, 10552724, 11306490, 12176220, 13190905, 15075320, 15829086, 21105448, 22612980, 24352440, 26381810, 31658172, 39572715, 45225960, 52763620, 63316344, 79145430, 105527240, 158290860, 316581720]

約数ペア:

[(1, 316581720), (2, 158290860), (3, 105527240), (4, 79145430), (5, 63316344), (6, 52763620), (7, 45225960), (8, 39572715), (10, 31658172), (12, 26381810), (13, 24352440), (14, 22612980), (15, 21105448), (20, 15829086), (21, 15075320), (24, 13190905), (26, 12176220), (28, 11306490), (30, 10552724), (35, 9045192), (39, 8117480), (40, 7914543), (42, 7537660), (52, 6088110), (53, 5973240), (56, 5653245), (60, 5276362), (65, 4870488), (70, 4522596), (78, 4058740), (84, 3768830), (91, 3478920), (104, 3044055), (105, 3015064), (106, 2986620), (120, 2638181), (130, 2435244), (140, 2261298), (156, 2029370), (159, 1991080), (168, 1884415), (182, 1739460), (195, 1623496), (210, 1507532), (212, 1493310), (260, 1217622), (265, 1194648), (273, 1159640), (280, 1130649), (312, 1014685), (318, 995540), (364, 869730), (371, 853320), (390, 811748), (420, 753766), (424, 746655), (455, 695784), (520, 608811), (530, 597324), (546, 579820), (547, 578760), (636, 497770), (689, 459480), (728, 434865), (742, 426660), (780, 405874), (795, 398216), (840, 376883), (910, 347892), (1060, 298662), (1092, 289910), (1094, 289380), (1113, 284440), (1272, 248885), (1365, 231928), (1378, 229740), (1484, 213330), (1560, 202937), (1590, 199108), (1641, 192920), (1820, 173946), (1855, 170664), (2067, 153160), (2120, 149331), (2184, 144955), (2188, 144690), (2226, 142220), (2730, 115964), (2735, 115752), (2756, 114870), (2968, 106665), (3180, 99554), (3282, 96460), (3445, 91896), (3640, 86973), (3710, 85332), (3829, 82680), (4134, 76580), (4376, 72345), (4452, 71110), (4823, 65640), (5460, 57982), (5470, 57876), (5512, 57435), (5565, 56888), (6360, 49777), (6564, 48230), (6890, 45948), (7111, 44520), (7420, 42666), (7658, 41340), (8205, 38584), (8268, 38290), (8904, 35555), (9646, 32820), (10335, 30632), (10920, 28991), (10940, 28938), (11130, 28444), (11487, 27560), (13128, 24115), (13780, 22974), (14222, 22260), (14469, 21880), (14840, 21333), (15316, 20670), (16410, 19292), (16536, 19145)]