717868620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:637

約数の個数: 216

約数和(自身を含む): 2552004000

約数和(自身を除く): 1834135380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 199, 210, 245, 252, 294, 315, 398, 409, 420, 441, 490, 588, 597, 630, 735, 796, 818, 882, 980, 995, 1194, 1227, 1260, 1393, 1470, 1636, 1764, 1791, 1990, 2045, 2205, 2388, 2454, 2786, 2863, 2940, 2985, 3582, 3681, 3980, 4090, 4179, 4410, 4908, 5572, 5726, 5970, 6135, 6965, 7164, 7362, 8180, 8358, 8589, 8820, 8955, 9751, 11452, 11940, 12270, 12537, 13930, 14315, 14724, 16716, 17178, 17910, 18405, 19502, 20041, 20895, 24540, 25074, 25767, 27860, 28630, 29253, 34356, 35820, 36810, 39004, 40082, 41790, 42945, 48755, 50148, 51534, 57260, 58506, 60123, 62685, 73620, 80164, 81391, 83580, 85890, 87759, 97510, 100205, 103068, 117012, 120246, 125370, 128835, 146265, 162782, 171780, 175518, 180369, 195020, 200410, 240492, 244173, 250740, 257670, 292530, 300615, 325564, 351036, 360738, 400820, 406955, 438795, 488346, 515340, 569737, 585060, 601230, 721476, 732519, 813910, 877590, 901845, 976692, 1139474, 1202460, 1220865, 1465038, 1627820, 1709211, 1755180, 1803690, 2278948, 2441730, 2848685, 2930076, 3418422, 3607380, 3662595, 3988159, 4883460, 5127633, 5697370, 6836844, 7325190, 7976318, 8546055, 10255266, 11394740, 11964477, 14650380, 15952636, 17092110, 19940795, 20510532, 23928954, 25638165, 34184220, 35893431, 39881590, 47857908, 51276330, 59822385, 71786862, 79763180, 102552660, 119644770, 143573724, 179467155, 239289540, 358934310, 717868620]

約数ペア:

[(1, 717868620), (2, 358934310), (3, 239289540), (4, 179467155), (5, 143573724), (6, 119644770), (7, 102552660), (9, 79763180), (10, 71786862), (12, 59822385), (14, 51276330), (15, 47857908), (18, 39881590), (20, 35893431), (21, 34184220), (28, 25638165), (30, 23928954), (35, 20510532), (36, 19940795), (42, 17092110), (45, 15952636), (49, 14650380), (60, 11964477), (63, 11394740), (70, 10255266), (84, 8546055), (90, 7976318), (98, 7325190), (105, 6836844), (126, 5697370), (140, 5127633), (147, 4883460), (180, 3988159), (196, 3662595), (199, 3607380), (210, 3418422), (245, 2930076), (252, 2848685), (294, 2441730), (315, 2278948), (398, 1803690), (409, 1755180), (420, 1709211), (441, 1627820), (490, 1465038), (588, 1220865), (597, 1202460), (630, 1139474), (735, 976692), (796, 901845), (818, 877590), (882, 813910), (980, 732519), (995, 721476), (1194, 601230), (1227, 585060), (1260, 569737), (1393, 515340), (1470, 488346), (1636, 438795), (1764, 406955), (1791, 400820), (1990, 360738), (2045, 351036), (2205, 325564), (2388, 300615), (2454, 292530), (2786, 257670), (2863, 250740), (2940, 244173), (2985, 240492), (3582, 200410), (3681, 195020), (3980, 180369), (4090, 175518), (4179, 171780), (4410, 162782), (4908, 146265), (5572, 128835), (5726, 125370), (5970, 120246), (6135, 117012), (6965, 103068), (7164, 100205), (7362, 97510), (8180, 87759), (8358, 85890), (8589, 83580), (8820, 81391), (8955, 80164), (9751, 73620), (11452, 62685), (11940, 60123), (12270, 58506), (12537, 57260), (13930, 51534), (14315, 50148), (14724, 48755), (16716, 42945), (17178, 41790), (17910, 40082), (18405, 39004), (19502, 36810), (20041, 35820), (20895, 34356), (24540, 29253), (25074, 28630), (25767, 27860)]