87459680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:293

約数の個数: 192

約数和(自身を含む): 267079680

約数和(自身を除く): 179620000

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 160, 176, 217, 220, 224, 229, 248, 280, 308, 310, 341, 352, 385, 434, 440, 458, 496, 560, 616, 620, 682, 770, 868, 880, 916, 992, 1085, 1120, 1145, 1232, 1240, 1364, 1540, 1603, 1705, 1736, 1760, 1832, 2170, 2290, 2387, 2464, 2480, 2519, 2728, 3080, 3206, 3410, 3472, 3664, 4340, 4580, 4774, 4960, 5038, 5456, 6160, 6412, 6820, 6944, 7099, 7328, 8015, 8680, 9160, 9548, 10076, 10912, 11935, 12320, 12595, 12824, 13640, 14198, 16030, 17360, 17633, 18320, 19096, 20152, 23870, 25190, 25648, 27280, 28396, 32060, 34720, 35266, 35495, 36640, 38192, 40304, 47740, 49693, 50380, 51296, 54560, 56792, 64120, 70532, 70990, 76384, 78089, 80608, 88165, 95480, 99386, 100760, 113584, 128240, 141064, 141980, 156178, 176330, 190960, 198772, 201520, 227168, 248465, 256480, 282128, 283960, 312356, 352660, 381920, 390445, 397544, 403040, 496930, 546623, 564256, 567920, 624712, 705320, 780890, 795088, 993860, 1093246, 1135840, 1249424, 1410640, 1561780, 1590176, 1987720, 2186492, 2498848, 2733115, 2821280, 3123560, 3975440, 4372984, 5466230, 6247120, 7950880, 8745968, 10932460, 12494240, 17491936, 21864920, 43729840, 87459680]

約数ペア:

[(1, 87459680), (2, 43729840), (4, 21864920), (5, 17491936), (7, 12494240), (8, 10932460), (10, 8745968), (11, 7950880), (14, 6247120), (16, 5466230), (20, 4372984), (22, 3975440), (28, 3123560), (31, 2821280), (32, 2733115), (35, 2498848), (40, 2186492), (44, 1987720), (55, 1590176), (56, 1561780), (62, 1410640), (70, 1249424), (77, 1135840), (80, 1093246), (88, 993860), (110, 795088), (112, 780890), (124, 705320), (140, 624712), (154, 567920), (155, 564256), (160, 546623), (176, 496930), (217, 403040), (220, 397544), (224, 390445), (229, 381920), (248, 352660), (280, 312356), (308, 283960), (310, 282128), (341, 256480), (352, 248465), (385, 227168), (434, 201520), (440, 198772), (458, 190960), (496, 176330), (560, 156178), (616, 141980), (620, 141064), (682, 128240), (770, 113584), (868, 100760), (880, 99386), (916, 95480), (992, 88165), (1085, 80608), (1120, 78089), (1145, 76384), (1232, 70990), (1240, 70532), (1364, 64120), (1540, 56792), (1603, 54560), (1705, 51296), (1736, 50380), (1760, 49693), (1832, 47740), (2170, 40304), (2290, 38192), (2387, 36640), (2464, 35495), (2480, 35266), (2519, 34720), (2728, 32060), (3080, 28396), (3206, 27280), (3410, 25648), (3472, 25190), (3664, 23870), (4340, 20152), (4580, 19096), (4774, 18320), (4960, 17633), (5038, 17360), (5456, 16030), (6160, 14198), (6412, 13640), (6820, 12824), (6944, 12595), (7099, 12320), (7328, 11935), (8015, 10912), (8680, 10076), (9160, 9548)]