308872620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 288

約数和(自身を含む): 1132185600

約数和(自身を除く): 823312980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 79, 84, 87, 90, 105, 107, 116, 126, 140, 145, 158, 174, 180, 203, 210, 214, 237, 252, 261, 290, 315, 316, 321, 348, 395, 406, 420, 428, 435, 474, 522, 535, 553, 580, 609, 630, 642, 711, 749, 790, 812, 870, 948, 963, 1015, 1044, 1070, 1106, 1185, 1218, 1260, 1284, 1305, 1422, 1498, 1580, 1605, 1659, 1740, 1827, 1926, 2030, 2140, 2212, 2247, 2291, 2370, 2436, 2610, 2765, 2844, 2996, 3045, 3103, 3210, 3318, 3555, 3654, 3745, 3852, 4060, 4494, 4582, 4740, 4815, 4977, 5220, 5530, 6090, 6206, 6420, 6636, 6741, 6873, 7110, 7308, 7490, 8295, 8453, 8988, 9135, 9164, 9309, 9630, 9954, 11060, 11235, 11455, 12180, 12412, 13482, 13746, 14220, 14980, 15515, 16037, 16590, 16906, 18270, 18618, 19260, 19908, 20619, 21721, 22470, 22910, 24885, 25359, 26964, 27492, 27927, 31030, 32074, 33180, 33705, 33812, 34365, 36540, 37236, 41238, 42265, 43442, 44940, 45820, 46545, 48111, 49770, 50718, 55854, 59171, 62060, 64148, 65163, 67410, 68730, 76077, 80185, 82476, 84530, 86884, 93090, 96222, 99540, 101436, 103095, 108605, 111708, 118342, 126795, 130326, 134820, 137460, 139635, 144333, 152154, 160370, 169060, 177513, 186180, 192444, 195489, 206190, 217210, 236684, 240555, 245137, 253590, 260652, 279270, 288666, 295855, 304308, 320740, 325815, 355026, 380385, 390978, 412380, 434420, 481110, 490274, 507180, 532539, 558540, 577332, 591710, 651630, 710052, 721665, 735411, 760770, 781956, 887565, 962220, 977445, 980548, 1065078, 1183420, 1225685, 1303260, 1443330, 1470822, 1521540, 1715959, 1775130, 1954890, 2130156, 2206233, 2451370, 2662695, 2886660, 2941644, 3431918, 3550260, 3677055, 3909780, 4412466, 4902740, 5147877, 5325390, 6863836, 7354110, 8579795, 8824932, 10295754, 10650780, 11031165, 14708220, 15443631, 17159590, 20591508, 22062330, 25739385, 30887262, 34319180, 44124660, 51478770, 61774524, 77218155, 102957540, 154436310, 308872620]

約数ペア:

[(1, 308872620), (2, 154436310), (3, 102957540), (4, 77218155), (5, 61774524), (6, 51478770), (7, 44124660), (9, 34319180), (10, 30887262), (12, 25739385), (14, 22062330), (15, 20591508), (18, 17159590), (20, 15443631), (21, 14708220), (28, 11031165), (29, 10650780), (30, 10295754), (35, 8824932), (36, 8579795), (42, 7354110), (45, 6863836), (58, 5325390), (60, 5147877), (63, 4902740), (70, 4412466), (79, 3909780), (84, 3677055), (87, 3550260), (90, 3431918), (105, 2941644), (107, 2886660), (116, 2662695), (126, 2451370), (140, 2206233), (145, 2130156), (158, 1954890), (174, 1775130), (180, 1715959), (203, 1521540), (210, 1470822), (214, 1443330), (237, 1303260), (252, 1225685), (261, 1183420), (290, 1065078), (315, 980548), (316, 977445), (321, 962220), (348, 887565), (395, 781956), (406, 760770), (420, 735411), (428, 721665), (435, 710052), (474, 651630), (522, 591710), (535, 577332), (553, 558540), (580, 532539), (609, 507180), (630, 490274), (642, 481110), (711, 434420), (749, 412380), (790, 390978), (812, 380385), (870, 355026), (948, 325815), (963, 320740), (1015, 304308), (1044, 295855), (1070, 288666), (1106, 279270), (1185, 260652), (1218, 253590), (1260, 245137), (1284, 240555), (1305, 236684), (1422, 217210), (1498, 206190), (1580, 195489), (1605, 192444), (1659, 186180), (1740, 177513), (1827, 169060), (1926, 160370), (2030, 152154), (2140, 144333), (2212, 139635), (2247, 137460), (2291, 134820), (2370, 130326), (2436, 126795), (2610, 118342), (2765, 111708), (2844, 108605), (2996, 103095), (3045, 101436), (3103, 99540), (3210, 96222), (3318, 93090), (3555, 86884), (3654, 84530), (3745, 82476), (3852, 80185), (4060, 76077), (4494, 68730), (4582, 67410), (4740, 65163), (4815, 64148), (4977, 62060), (5220, 59171), (5530, 55854), (6090, 50718), (6206, 49770), (6420, 48111), (6636, 46545), (6741, 45820), (6873, 44940), (7110, 43442), (7308, 42265), (7490, 41238), (8295, 37236), (8453, 36540), (8988, 34365), (9135, 33812), (9164, 33705), (9309, 33180), (9630, 32074), (9954, 31030), (11060, 27927), (11235, 27492), (11455, 26964), (12180, 25359), (12412, 24885), (13482, 22910), (13746, 22470), (14220, 21721), (14980, 20619), (15515, 19908), (16037, 19260), (16590, 18618), (16906, 18270)]