291239520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4243}}^1$

素因数の和:4285

約数の個数: 192

約数和(自身を含む): 1078043904

約数和(自身を除く): 786804384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 32, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 96, 104, 110, 120, 130, 132, 143, 156, 160, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 352, 390, 416, 429, 440, 480, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1056, 1144, 1248, 1320, 1430, 1560, 1716, 1760, 2080, 2145, 2288, 2640, 2860, 3120, 3432, 4243, 4290, 4576, 5280, 5720, 6240, 6864, 8486, 8580, 11440, 12729, 13728, 16972, 17160, 21215, 22880, 25458, 33944, 34320, 42430, 46673, 50916, 55159, 63645, 67888, 68640, 84860, 93346, 101832, 110318, 127290, 135776, 140019, 165477, 169720, 186692, 203664, 220636, 233365, 254580, 275795, 280038, 330954, 339440, 373384, 407328, 441272, 466730, 509160, 551590, 560076, 606749, 661908, 678880, 700095, 746768, 827385, 882544, 933460, 1018320, 1103180, 1120152, 1213498, 1323816, 1400190, 1493536, 1654770, 1765088, 1820247, 1866920, 2036640, 2206360, 2240304, 2426996, 2647632, 2800380, 3033745, 3309540, 3640494, 3733840, 4412720, 4480608, 4853992, 5295264, 5600760, 6067490, 6619080, 7280988, 7467680, 8825440, 9101235, 9707984, 11201520, 12134980, 13238160, 14561976, 18202470, 19415968, 22403040, 24269960, 26476320, 29123952, 36404940, 48539920, 58247904, 72809880, 97079840, 145619760, 291239520]

約数ペア:

[(1, 291239520), (2, 145619760), (3, 97079840), (4, 72809880), (5, 58247904), (6, 48539920), (8, 36404940), (10, 29123952), (11, 26476320), (12, 24269960), (13, 22403040), (15, 19415968), (16, 18202470), (20, 14561976), (22, 13238160), (24, 12134980), (26, 11201520), (30, 9707984), (32, 9101235), (33, 8825440), (39, 7467680), (40, 7280988), (44, 6619080), (48, 6067490), (52, 5600760), (55, 5295264), (60, 4853992), (65, 4480608), (66, 4412720), (78, 3733840), (80, 3640494), (88, 3309540), (96, 3033745), (104, 2800380), (110, 2647632), (120, 2426996), (130, 2240304), (132, 2206360), (143, 2036640), (156, 1866920), (160, 1820247), (165, 1765088), (176, 1654770), (195, 1493536), (208, 1400190), (220, 1323816), (240, 1213498), (260, 1120152), (264, 1103180), (286, 1018320), (312, 933460), (330, 882544), (352, 827385), (390, 746768), (416, 700095), (429, 678880), (440, 661908), (480, 606749), (520, 560076), (528, 551590), (572, 509160), (624, 466730), (660, 441272), (715, 407328), (780, 373384), (858, 339440), (880, 330954), (1040, 280038), (1056, 275795), (1144, 254580), (1248, 233365), (1320, 220636), (1430, 203664), (1560, 186692), (1716, 169720), (1760, 165477), (2080, 140019), (2145, 135776), (2288, 127290), (2640, 110318), (2860, 101832), (3120, 93346), (3432, 84860), (4243, 68640), (4290, 67888), (4576, 63645), (5280, 55159), (5720, 50916), (6240, 46673), (6864, 42430), (8486, 34320), (8580, 33944), (11440, 25458), (12729, 22880), (13728, 21215), (16972, 17160)]