155531340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:234

約数の個数: 240

約数和(自身を含む): 533406720

約数和(自身を除く): 377875380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 31, 36, 38, 45, 54, 57, 60, 62, 76, 81, 90, 93, 95, 108, 114, 124, 135, 155, 162, 163, 171, 180, 186, 190, 228, 270, 279, 285, 310, 324, 326, 342, 372, 380, 405, 465, 489, 513, 540, 558, 570, 589, 620, 652, 684, 810, 815, 837, 855, 930, 978, 1026, 1116, 1140, 1178, 1395, 1467, 1539, 1620, 1630, 1674, 1710, 1767, 1860, 1956, 2052, 2356, 2445, 2511, 2565, 2790, 2934, 2945, 3078, 3097, 3260, 3348, 3420, 3534, 4185, 4401, 4890, 5022, 5053, 5130, 5301, 5580, 5868, 5890, 6156, 6194, 7068, 7335, 7695, 8370, 8802, 8835, 9291, 9780, 10044, 10106, 10260, 10602, 11780, 12388, 12555, 13203, 14670, 15159, 15390, 15485, 15903, 16740, 17604, 17670, 18582, 20212, 21204, 22005, 25110, 25265, 26406, 26505, 27873, 29340, 30318, 30780, 30970, 31806, 35340, 37164, 44010, 45477, 46455, 47709, 50220, 50530, 52812, 53010, 55746, 60636, 61940, 63612, 66015, 75795, 79515, 83619, 88020, 90954, 92910, 95418, 96007, 101060, 106020, 111492, 132030, 136431, 139365, 151590, 159030, 167238, 181908, 185820, 190836, 192014, 227385, 238545, 250857, 264060, 272862, 278730, 288021, 303180, 318060, 334476, 384028, 409293, 418095, 454770, 477090, 480035, 501714, 545724, 557460, 576042, 682155, 818586, 836190, 864063, 909540, 954180, 960070, 1003428, 1152084, 1254285, 1364310, 1440105, 1637172, 1672380, 1728126, 1920140, 2046465, 2508570, 2592189, 2728620, 2880210, 3456252, 4092930, 4320315, 5017140, 5184378, 5760420, 7776567, 8185860, 8640630, 10368756, 12960945, 15553134, 17281260, 25921890, 31106268, 38882835, 51843780, 77765670, 155531340]

約数ペア:

[(1, 155531340), (2, 77765670), (3, 51843780), (4, 38882835), (5, 31106268), (6, 25921890), (9, 17281260), (10, 15553134), (12, 12960945), (15, 10368756), (18, 8640630), (19, 8185860), (20, 7776567), (27, 5760420), (30, 5184378), (31, 5017140), (36, 4320315), (38, 4092930), (45, 3456252), (54, 2880210), (57, 2728620), (60, 2592189), (62, 2508570), (76, 2046465), (81, 1920140), (90, 1728126), (93, 1672380), (95, 1637172), (108, 1440105), (114, 1364310), (124, 1254285), (135, 1152084), (155, 1003428), (162, 960070), (163, 954180), (171, 909540), (180, 864063), (186, 836190), (190, 818586), (228, 682155), (270, 576042), (279, 557460), (285, 545724), (310, 501714), (324, 480035), (326, 477090), (342, 454770), (372, 418095), (380, 409293), (405, 384028), (465, 334476), (489, 318060), (513, 303180), (540, 288021), (558, 278730), (570, 272862), (589, 264060), (620, 250857), (652, 238545), (684, 227385), (810, 192014), (815, 190836), (837, 185820), (855, 181908), (930, 167238), (978, 159030), (1026, 151590), (1116, 139365), (1140, 136431), (1178, 132030), (1395, 111492), (1467, 106020), (1539, 101060), (1620, 96007), (1630, 95418), (1674, 92910), (1710, 90954), (1767, 88020), (1860, 83619), (1956, 79515), (2052, 75795), (2356, 66015), (2445, 63612), (2511, 61940), (2565, 60636), (2790, 55746), (2934, 53010), (2945, 52812), (3078, 50530), (3097, 50220), (3260, 47709), (3348, 46455), (3420, 45477), (3534, 44010), (4185, 37164), (4401, 35340), (4890, 31806), (5022, 30970), (5053, 30780), (5130, 30318), (5301, 29340), (5580, 27873), (5868, 26505), (5890, 26406), (6156, 25265), (6194, 25110), (7068, 22005), (7335, 21204), (7695, 20212), (8370, 18582), (8802, 17670), (8835, 17604), (9291, 16740), (9780, 15903), (10044, 15485), (10106, 15390), (10260, 15159), (10602, 14670), (11780, 13203), (12388, 12555)]