440013210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:565

約数の個数: 256

約数和(自身を含む): 1451520000

約数和(自身を除く): 1011506790

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 17, 19, 21, 26, 30, 34, 35, 38, 39, 42, 51, 57, 65, 70, 78, 85, 91, 95, 102, 105, 114, 119, 130, 133, 170, 182, 190, 195, 210, 221, 238, 247, 255, 266, 273, 285, 323, 357, 390, 399, 442, 455, 494, 499, 510, 546, 570, 595, 646, 663, 665, 714, 741, 798, 910, 969, 998, 1105, 1190, 1235, 1326, 1330, 1365, 1482, 1497, 1547, 1615, 1729, 1785, 1938, 1995, 2210, 2261, 2470, 2495, 2730, 2994, 3094, 3230, 3315, 3458, 3493, 3570, 3705, 3990, 4199, 4522, 4641, 4845, 4990, 5187, 6487, 6630, 6783, 6986, 7410, 7485, 7735, 8398, 8483, 8645, 9282, 9481, 9690, 10374, 10479, 11305, 12597, 12974, 13566, 14970, 15470, 16966, 17290, 17465, 18962, 19461, 20958, 20995, 22610, 23205, 25194, 25449, 25935, 28443, 29393, 32435, 33915, 34930, 38922, 41990, 42415, 45409, 46410, 47405, 50898, 51870, 52395, 56886, 58786, 59381, 62985, 64870, 66367, 67830, 84830, 88179, 90818, 94810, 97305, 104790, 110279, 118762, 123253, 125970, 127245, 132734, 136227, 142215, 146965, 161177, 176358, 178143, 194610, 199101, 220558, 227045, 246506, 254490, 272454, 284430, 293930, 296905, 322354, 330837, 331835, 356286, 369759, 398202, 440895, 454090, 483531, 551395, 593810, 616265, 661674, 663670, 681135, 739518, 771953, 805885, 862771, 881790, 890715, 967062, 995505, 1102790, 1128239, 1232530, 1362270, 1543906, 1611770, 1654185, 1725542, 1781430, 1848795, 1991010, 2095301, 2256478, 2315859, 2417655, 2588313, 3308370, 3384717, 3697590, 3859765, 4190602, 4313855, 4631718, 4835310, 5176626, 5641195, 6285903, 6769434, 7719530, 8627710, 10476505, 11282390, 11579295, 12571806, 12941565, 14667107, 16923585, 20953010, 23158590, 25883130, 29334214, 31429515, 33847170, 44001321, 62859030, 73335535, 88002642, 146671070, 220006605, 440013210]

約数ペア:

[(1, 440013210), (2, 220006605), (3, 146671070), (5, 88002642), (6, 73335535), (7, 62859030), (10, 44001321), (13, 33847170), (14, 31429515), (15, 29334214), (17, 25883130), (19, 23158590), (21, 20953010), (26, 16923585), (30, 14667107), (34, 12941565), (35, 12571806), (38, 11579295), (39, 11282390), (42, 10476505), (51, 8627710), (57, 7719530), (65, 6769434), (70, 6285903), (78, 5641195), (85, 5176626), (91, 4835310), (95, 4631718), (102, 4313855), (105, 4190602), (114, 3859765), (119, 3697590), (130, 3384717), (133, 3308370), (170, 2588313), (182, 2417655), (190, 2315859), (195, 2256478), (210, 2095301), (221, 1991010), (238, 1848795), (247, 1781430), (255, 1725542), (266, 1654185), (273, 1611770), (285, 1543906), (323, 1362270), (357, 1232530), (390, 1128239), (399, 1102790), (442, 995505), (455, 967062), (494, 890715), (499, 881790), (510, 862771), (546, 805885), (570, 771953), (595, 739518), (646, 681135), (663, 663670), (665, 661674), (714, 616265), (741, 593810), (798, 551395), (910, 483531), (969, 454090), (998, 440895), (1105, 398202), (1190, 369759), (1235, 356286), (1326, 331835), (1330, 330837), (1365, 322354), (1482, 296905), (1497, 293930), (1547, 284430), (1615, 272454), (1729, 254490), (1785, 246506), (1938, 227045), (1995, 220558), (2210, 199101), (2261, 194610), (2470, 178143), (2495, 176358), (2730, 161177), (2994, 146965), (3094, 142215), (3230, 136227), (3315, 132734), (3458, 127245), (3493, 125970), (3570, 123253), (3705, 118762), (3990, 110279), (4199, 104790), (4522, 97305), (4641, 94810), (4845, 90818), (4990, 88179), (5187, 84830), (6487, 67830), (6630, 66367), (6783, 64870), (6986, 62985), (7410, 59381), (7485, 58786), (7735, 56886), (8398, 52395), (8483, 51870), (8645, 50898), (9282, 47405), (9481, 46410), (9690, 45409), (10374, 42415), (10479, 41990), (11305, 38922), (12597, 34930), (12974, 33915), (13566, 32435), (14970, 29393), (15470, 28443), (16966, 25935), (17290, 25449), (17465, 25194), (18962, 23205), (19461, 22610), (20958, 20995)]