617291220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:591

約数の個数: 288

約数和(自身を含む): 2239405056

約数和(自身を除く): 1622113836

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 49, 52, 60, 62, 65, 70, 78, 84, 91, 93, 98, 105, 124, 130, 140, 147, 155, 156, 182, 186, 195, 196, 210, 217, 245, 260, 273, 294, 310, 364, 372, 390, 403, 420, 434, 455, 465, 490, 521, 546, 588, 620, 637, 651, 735, 780, 806, 868, 910, 930, 980, 1042, 1085, 1092, 1209, 1274, 1302, 1365, 1470, 1519, 1563, 1612, 1820, 1860, 1911, 2015, 2084, 2170, 2418, 2548, 2604, 2605, 2730, 2821, 2940, 3038, 3126, 3185, 3255, 3647, 3822, 4030, 4340, 4557, 4836, 5210, 5460, 5642, 6045, 6076, 6252, 6370, 6510, 6773, 7294, 7595, 7644, 7815, 8060, 8463, 9114, 9555, 10420, 10941, 11284, 12090, 12740, 13020, 13546, 14105, 14588, 15190, 15630, 16151, 16926, 18228, 18235, 19110, 19747, 20319, 21882, 22785, 24180, 25529, 27092, 28210, 30380, 31260, 32302, 33852, 33865, 36470, 38220, 39494, 40638, 42315, 43764, 45570, 47411, 48453, 51058, 54705, 56420, 59241, 64604, 67730, 72940, 76587, 78988, 80755, 81276, 84630, 91140, 94822, 96906, 98735, 101595, 102116, 109410, 113057, 118482, 127645, 135460, 142233, 153174, 161510, 169260, 189644, 193812, 197470, 203190, 209963, 218820, 226114, 236964, 237055, 242265, 255290, 284466, 296205, 306348, 323020, 331877, 339171, 382935, 394940, 406380, 419926, 452228, 474110, 484530, 510580, 565285, 568932, 592410, 629889, 663754, 678342, 711165, 765870, 791399, 839852, 948220, 969060, 995631, 1049815, 1130570, 1184820, 1259778, 1327508, 1356684, 1422330, 1469741, 1531740, 1582798, 1659385, 1695855, 1991262, 2099630, 2261140, 2374197, 2519556, 2844660, 2939482, 3149445, 3165596, 3318770, 3391710, 3956995, 3982524, 4199260, 4409223, 4748394, 4978155, 5878964, 6298890, 6637540, 6783420, 7348705, 7913990, 8818446, 9496788, 9956310, 10288187, 11870985, 12597780, 14697410, 15827980, 17636892, 19912620, 20576374, 22046115, 23741970, 29394820, 30864561, 41152748, 44092230, 47483940, 51440935, 61729122, 88184460, 102881870, 123458244, 154322805, 205763740, 308645610, 617291220]

約数ペア:

[(1, 617291220), (2, 308645610), (3, 205763740), (4, 154322805), (5, 123458244), (6, 102881870), (7, 88184460), (10, 61729122), (12, 51440935), (13, 47483940), (14, 44092230), (15, 41152748), (20, 30864561), (21, 29394820), (26, 23741970), (28, 22046115), (30, 20576374), (31, 19912620), (35, 17636892), (39, 15827980), (42, 14697410), (49, 12597780), (52, 11870985), (60, 10288187), (62, 9956310), (65, 9496788), (70, 8818446), (78, 7913990), (84, 7348705), (91, 6783420), (93, 6637540), (98, 6298890), (105, 5878964), (124, 4978155), (130, 4748394), (140, 4409223), (147, 4199260), (155, 3982524), (156, 3956995), (182, 3391710), (186, 3318770), (195, 3165596), (196, 3149445), (210, 2939482), (217, 2844660), (245, 2519556), (260, 2374197), (273, 2261140), (294, 2099630), (310, 1991262), (364, 1695855), (372, 1659385), (390, 1582798), (403, 1531740), (420, 1469741), (434, 1422330), (455, 1356684), (465, 1327508), (490, 1259778), (521, 1184820), (546, 1130570), (588, 1049815), (620, 995631), (637, 969060), (651, 948220), (735, 839852), (780, 791399), (806, 765870), (868, 711165), (910, 678342), (930, 663754), (980, 629889), (1042, 592410), (1085, 568932), (1092, 565285), (1209, 510580), (1274, 484530), (1302, 474110), (1365, 452228), (1470, 419926), (1519, 406380), (1563, 394940), (1612, 382935), (1820, 339171), (1860, 331877), (1911, 323020), (2015, 306348), (2084, 296205), (2170, 284466), (2418, 255290), (2548, 242265), (2604, 237055), (2605, 236964), (2730, 226114), (2821, 218820), (2940, 209963), (3038, 203190), (3126, 197470), (3185, 193812), (3255, 189644), (3647, 169260), (3822, 161510), (4030, 153174), (4340, 142233), (4557, 135460), (4836, 127645), (5210, 118482), (5460, 113057), (5642, 109410), (6045, 102116), (6076, 101595), (6252, 98735), (6370, 96906), (6510, 94822), (6773, 91140), (7294, 84630), (7595, 81276), (7644, 80755), (7815, 78988), (8060, 76587), (8463, 72940), (9114, 67730), (9555, 64604), (10420, 59241), (10941, 56420), (11284, 54705), (12090, 51058), (12740, 48453), (13020, 47411), (13546, 45570), (14105, 43764), (14588, 42315), (15190, 40638), (15630, 39494), (16151, 38220), (16926, 36470), (18228, 33865), (18235, 33852), (19110, 32302), (19747, 31260), (20319, 30380), (21882, 28210), (22785, 27092), (24180, 25529)]