639393480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:641

約数の個数: 256

約数和(自身を含む): 2351462400

約数和(自身を除く): 1712068920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 107, 108, 110, 120, 132, 135, 165, 180, 198, 214, 216, 220, 264, 270, 297, 321, 330, 360, 396, 428, 440, 495, 503, 535, 540, 594, 642, 660, 792, 856, 963, 990, 1006, 1070, 1080, 1177, 1188, 1284, 1320, 1485, 1509, 1605, 1926, 1980, 2012, 2140, 2354, 2376, 2515, 2568, 2889, 2970, 3018, 3210, 3531, 3852, 3960, 4024, 4280, 4527, 4708, 4815, 5030, 5533, 5778, 5885, 5940, 6036, 6420, 7062, 7545, 7704, 9054, 9416, 9630, 10060, 10593, 11066, 11556, 11770, 11880, 12072, 12840, 13581, 14124, 14445, 15090, 16599, 17655, 18108, 19260, 20120, 21186, 22132, 22635, 23112, 23540, 27162, 27665, 28248, 28890, 30180, 31779, 33198, 35310, 36216, 38520, 42372, 44264, 45270, 47080, 49797, 52965, 53821, 54324, 55330, 57780, 60360, 63558, 66396, 67905, 70620, 82995, 84744, 90540, 99594, 105930, 107642, 108648, 110660, 115560, 127116, 132792, 135810, 141240, 149391, 158895, 161463, 165990, 181080, 199188, 211860, 215284, 221320, 248985, 254232, 269105, 271620, 298782, 317790, 322926, 331980, 398376, 423720, 430568, 484389, 497970, 538210, 543240, 592031, 597564, 635580, 645852, 663960, 746955, 807315, 968778, 995940, 1076420, 1184062, 1195128, 1271160, 1291704, 1453167, 1493910, 1614630, 1776093, 1937556, 1991880, 2152840, 2368124, 2421945, 2906334, 2960155, 2987820, 3229260, 3552186, 3875112, 4736248, 4843890, 5328279, 5812668, 5920310, 5975640, 6458520, 7104372, 7265835, 8880465, 9687780, 10656558, 11625336, 11840620, 14208744, 14531670, 15984837, 17760930, 19375560, 21313116, 23681240, 26641395, 29063340, 31969674, 35521860, 42626232, 53282790, 58126680, 63939348, 71043720, 79924185, 106565580, 127878696, 159848370, 213131160, 319696740, 639393480]

約数ペア:

[(1, 639393480), (2, 319696740), (3, 213131160), (4, 159848370), (5, 127878696), (6, 106565580), (8, 79924185), (9, 71043720), (10, 63939348), (11, 58126680), (12, 53282790), (15, 42626232), (18, 35521860), (20, 31969674), (22, 29063340), (24, 26641395), (27, 23681240), (30, 21313116), (33, 19375560), (36, 17760930), (40, 15984837), (44, 14531670), (45, 14208744), (54, 11840620), (55, 11625336), (60, 10656558), (66, 9687780), (72, 8880465), (88, 7265835), (90, 7104372), (99, 6458520), (107, 5975640), (108, 5920310), (110, 5812668), (120, 5328279), (132, 4843890), (135, 4736248), (165, 3875112), (180, 3552186), (198, 3229260), (214, 2987820), (216, 2960155), (220, 2906334), (264, 2421945), (270, 2368124), (297, 2152840), (321, 1991880), (330, 1937556), (360, 1776093), (396, 1614630), (428, 1493910), (440, 1453167), (495, 1291704), (503, 1271160), (535, 1195128), (540, 1184062), (594, 1076420), (642, 995940), (660, 968778), (792, 807315), (856, 746955), (963, 663960), (990, 645852), (1006, 635580), (1070, 597564), (1080, 592031), (1177, 543240), (1188, 538210), (1284, 497970), (1320, 484389), (1485, 430568), (1509, 423720), (1605, 398376), (1926, 331980), (1980, 322926), (2012, 317790), (2140, 298782), (2354, 271620), (2376, 269105), (2515, 254232), (2568, 248985), (2889, 221320), (2970, 215284), (3018, 211860), (3210, 199188), (3531, 181080), (3852, 165990), (3960, 161463), (4024, 158895), (4280, 149391), (4527, 141240), (4708, 135810), (4815, 132792), (5030, 127116), (5533, 115560), (5778, 110660), (5885, 108648), (5940, 107642), (6036, 105930), (6420, 99594), (7062, 90540), (7545, 84744), (7704, 82995), (9054, 70620), (9416, 67905), (9630, 66396), (10060, 63558), (10593, 60360), (11066, 57780), (11556, 55330), (11770, 54324), (11880, 53821), (12072, 52965), (12840, 49797), (13581, 47080), (14124, 45270), (14445, 44264), (15090, 42372), (16599, 38520), (17655, 36216), (18108, 35310), (19260, 33198), (20120, 31779), (21186, 30180), (22132, 28890), (22635, 28248), (23112, 27665), (23540, 27162)]