431730180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1579}}^1$

素因数の和:1639

約数の個数: 216

約数和(自身を含む): 1573528320

約数和(自身を除く): 1141798140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 155, 180, 186, 196, 210, 217, 245, 252, 279, 294, 310, 315, 372, 420, 434, 441, 465, 490, 558, 588, 620, 630, 651, 735, 868, 882, 930, 980, 1085, 1116, 1260, 1302, 1395, 1470, 1519, 1579, 1764, 1860, 1953, 2170, 2205, 2604, 2790, 2940, 3038, 3158, 3255, 3906, 4340, 4410, 4557, 4737, 5580, 6076, 6316, 6510, 7595, 7812, 7895, 8820, 9114, 9474, 9765, 11053, 13020, 13671, 14211, 15190, 15790, 18228, 18948, 19530, 22106, 22785, 23685, 27342, 28422, 30380, 31580, 33159, 39060, 44212, 45570, 47370, 48949, 54684, 55265, 56844, 66318, 68355, 71055, 77371, 91140, 94740, 97898, 99477, 110530, 132636, 136710, 142110, 146847, 154742, 165795, 195796, 198954, 221060, 232113, 244745, 273420, 284220, 293694, 309484, 331590, 342643, 386855, 397908, 440541, 464226, 489490, 497385, 587388, 663180, 685286, 696339, 734235, 773710, 881082, 928452, 978980, 994770, 1027929, 1160565, 1370572, 1392678, 1468470, 1547420, 1713215, 1762164, 1989540, 2055858, 2202705, 2321130, 2398501, 2785356, 2936940, 3083787, 3426430, 3481695, 4111716, 4405410, 4642260, 4797002, 5139645, 6167574, 6852860, 6963390, 7195503, 8810820, 9594004, 10279290, 11992505, 12335148, 13926780, 14391006, 15418935, 20558580, 21586509, 23985010, 28782012, 30837870, 35977515, 43173018, 47970020, 61675740, 71955030, 86346036, 107932545, 143910060, 215865090, 431730180]

約数ペア:

[(1, 431730180), (2, 215865090), (3, 143910060), (4, 107932545), (5, 86346036), (6, 71955030), (7, 61675740), (9, 47970020), (10, 43173018), (12, 35977515), (14, 30837870), (15, 28782012), (18, 23985010), (20, 21586509), (21, 20558580), (28, 15418935), (30, 14391006), (31, 13926780), (35, 12335148), (36, 11992505), (42, 10279290), (45, 9594004), (49, 8810820), (60, 7195503), (62, 6963390), (63, 6852860), (70, 6167574), (84, 5139645), (90, 4797002), (93, 4642260), (98, 4405410), (105, 4111716), (124, 3481695), (126, 3426430), (140, 3083787), (147, 2936940), (155, 2785356), (180, 2398501), (186, 2321130), (196, 2202705), (210, 2055858), (217, 1989540), (245, 1762164), (252, 1713215), (279, 1547420), (294, 1468470), (310, 1392678), (315, 1370572), (372, 1160565), (420, 1027929), (434, 994770), (441, 978980), (465, 928452), (490, 881082), (558, 773710), (588, 734235), (620, 696339), (630, 685286), (651, 663180), (735, 587388), (868, 497385), (882, 489490), (930, 464226), (980, 440541), (1085, 397908), (1116, 386855), (1260, 342643), (1302, 331590), (1395, 309484), (1470, 293694), (1519, 284220), (1579, 273420), (1764, 244745), (1860, 232113), (1953, 221060), (2170, 198954), (2205, 195796), (2604, 165795), (2790, 154742), (2940, 146847), (3038, 142110), (3158, 136710), (3255, 132636), (3906, 110530), (4340, 99477), (4410, 97898), (4557, 94740), (4737, 91140), (5580, 77371), (6076, 71055), (6316, 68355), (6510, 66318), (7595, 56844), (7812, 55265), (7895, 54684), (8820, 48949), (9114, 47370), (9474, 45570), (9765, 44212), (11053, 39060), (13020, 33159), (13671, 31580), (14211, 30380), (15190, 28422), (15790, 27342), (18228, 23685), (18948, 22785), (19530, 22106)]