172762380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4423}}^1$

素因数の和:4476

約数の個数: 144

約数和(自身を含む): 618369024

約数和(自身を除く): 445606644

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, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 4423, 5580, 6510, 7812, 8846, 9765, 13020, 13269, 17692, 19530, 22115, 26538, 30961, 39060, 39807, 44230, 53076, 61922, 66345, 79614, 88460, 92883, 123844, 132690, 137113, 154805, 159228, 185766, 199035, 265380, 274226, 278649, 309610, 371532, 398070, 411339, 464415, 548452, 557298, 619220, 685565, 796140, 822678, 928830, 959791, 1114596, 1234017, 1371130, 1393245, 1645356, 1857660, 1919582, 2056695, 2468034, 2742260, 2786490, 2879373, 3839164, 4113390, 4798955, 4936068, 5572980, 5758746, 6170085, 8226780, 8638119, 9597910, 11517492, 12340170, 14396865, 17276238, 19195820, 24680340, 28793730, 34552476, 43190595, 57587460, 86381190, 172762380]

約数ペア:

[(1, 172762380), (2, 86381190), (3, 57587460), (4, 43190595), (5, 34552476), (6, 28793730), (7, 24680340), (9, 19195820), (10, 17276238), (12, 14396865), (14, 12340170), (15, 11517492), (18, 9597910), (20, 8638119), (21, 8226780), (28, 6170085), (30, 5758746), (31, 5572980), (35, 4936068), (36, 4798955), (42, 4113390), (45, 3839164), (60, 2879373), (62, 2786490), (63, 2742260), (70, 2468034), (84, 2056695), (90, 1919582), (93, 1857660), (105, 1645356), (124, 1393245), (126, 1371130), (140, 1234017), (155, 1114596), (180, 959791), (186, 928830), (210, 822678), (217, 796140), (252, 685565), (279, 619220), (310, 557298), (315, 548452), (372, 464415), (420, 411339), (434, 398070), (465, 371532), (558, 309610), (620, 278649), (630, 274226), (651, 265380), (868, 199035), (930, 185766), (1085, 159228), (1116, 154805), (1260, 137113), (1302, 132690), (1395, 123844), (1860, 92883), (1953, 88460), (2170, 79614), (2604, 66345), (2790, 61922), (3255, 53076), (3906, 44230), (4340, 39807), (4423, 39060), (5580, 30961), (6510, 26538), (7812, 22115), (8846, 19530), (9765, 17692), (13020, 13269)]