164689980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:209

約数の個数: 288

約数和(自身を含む): 600606720

約数和(自身を除く): 435916740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 49, 52, 60, 62, 65, 70, 78, 84, 91, 93, 98, 105, 124, 130, 139, 140, 147, 155, 156, 182, 186, 195, 196, 210, 217, 245, 260, 273, 278, 294, 310, 364, 372, 390, 403, 417, 420, 434, 455, 465, 490, 546, 556, 588, 620, 637, 651, 695, 735, 780, 806, 834, 868, 910, 930, 973, 980, 1085, 1092, 1209, 1274, 1302, 1365, 1390, 1470, 1519, 1612, 1668, 1807, 1820, 1860, 1911, 1946, 2015, 2085, 2170, 2418, 2548, 2604, 2730, 2780, 2821, 2919, 2940, 3038, 3185, 3255, 3614, 3822, 3892, 4030, 4170, 4309, 4340, 4557, 4836, 4865, 5421, 5460, 5642, 5838, 6045, 6076, 6370, 6510, 6811, 7228, 7595, 7644, 8060, 8340, 8463, 8618, 9035, 9114, 9555, 9730, 10842, 11284, 11676, 12090, 12649, 12740, 12927, 13020, 13622, 14105, 14595, 15190, 16926, 17236, 18070, 18228, 19110, 19460, 19747, 20433, 21545, 21684, 22785, 24180, 25298, 25854, 27105, 27244, 28210, 29190, 30163, 30380, 33852, 34055, 36140, 37947, 38220, 39494, 40866, 42315, 43090, 45570, 50596, 51708, 54210, 56017, 56420, 58380, 59241, 60326, 63245, 64635, 68110, 75894, 78988, 81732, 84630, 86180, 88543, 90489, 91140, 98735, 102165, 108420, 112034, 118482, 120652, 126490, 129270, 136220, 150815, 151788, 168051, 169260, 177086, 180978, 189735, 197470, 204330, 211141, 224068, 236964, 252980, 258540, 265629, 280085, 296205, 301630, 336102, 354172, 361956, 379470, 392119, 394940, 408660, 422282, 442715, 452445, 531258, 560170, 592410, 603260, 633423, 672204, 758940, 784238, 840255, 844564, 885430, 904890, 1055705, 1062516, 1120340, 1176357, 1184820, 1266846, 1328145, 1568476, 1680510, 1770860, 1809780, 1960595, 2111410, 2352714, 2533692, 2656290, 2744833, 3167115, 3361020, 3921190, 4222820, 4705428, 5312580, 5489666, 5881785, 6334230, 7842380, 8234499, 10979332, 11763570, 12668460, 13724165, 16468998, 23527140, 27448330, 32937996, 41172495, 54896660, 82344990, 164689980]

約数ペア:

[(1, 164689980), (2, 82344990), (3, 54896660), (4, 41172495), (5, 32937996), (6, 27448330), (7, 23527140), (10, 16468998), (12, 13724165), (13, 12668460), (14, 11763570), (15, 10979332), (20, 8234499), (21, 7842380), (26, 6334230), (28, 5881785), (30, 5489666), (31, 5312580), (35, 4705428), (39, 4222820), (42, 3921190), (49, 3361020), (52, 3167115), (60, 2744833), (62, 2656290), (65, 2533692), (70, 2352714), (78, 2111410), (84, 1960595), (91, 1809780), (93, 1770860), (98, 1680510), (105, 1568476), (124, 1328145), (130, 1266846), (139, 1184820), (140, 1176357), (147, 1120340), (155, 1062516), (156, 1055705), (182, 904890), (186, 885430), (195, 844564), (196, 840255), (210, 784238), (217, 758940), (245, 672204), (260, 633423), (273, 603260), (278, 592410), (294, 560170), (310, 531258), (364, 452445), (372, 442715), (390, 422282), (403, 408660), (417, 394940), (420, 392119), (434, 379470), (455, 361956), (465, 354172), (490, 336102), (546, 301630), (556, 296205), (588, 280085), (620, 265629), (637, 258540), (651, 252980), (695, 236964), (735, 224068), (780, 211141), (806, 204330), (834, 197470), (868, 189735), (910, 180978), (930, 177086), (973, 169260), (980, 168051), (1085, 151788), (1092, 150815), (1209, 136220), (1274, 129270), (1302, 126490), (1365, 120652), (1390, 118482), (1470, 112034), (1519, 108420), (1612, 102165), (1668, 98735), (1807, 91140), (1820, 90489), (1860, 88543), (1911, 86180), (1946, 84630), (2015, 81732), (2085, 78988), (2170, 75894), (2418, 68110), (2548, 64635), (2604, 63245), (2730, 60326), (2780, 59241), (2821, 58380), (2919, 56420), (2940, 56017), (3038, 54210), (3185, 51708), (3255, 50596), (3614, 45570), (3822, 43090), (3892, 42315), (4030, 40866), (4170, 39494), (4309, 38220), (4340, 37947), (4557, 36140), (4836, 34055), (4865, 33852), (5421, 30380), (5460, 30163), (5642, 29190), (5838, 28210), (6045, 27244), (6076, 27105), (6370, 25854), (6510, 25298), (6811, 24180), (7228, 22785), (7595, 21684), (7644, 21545), (8060, 20433), (8340, 19747), (8463, 19460), (8618, 19110), (9035, 18228), (9114, 18070), (9555, 17236), (9730, 16926), (10842, 15190), (11284, 14595), (11676, 14105), (12090, 13622), (12649, 13020), (12740, 12927)]