639198300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:389

約数の個数: 288

約数和(自身を含む): 2183860224

約数和(自身を除く): 1544661924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 25, 26, 30, 31, 34, 39, 50, 51, 52, 60, 62, 65, 68, 75, 78, 85, 93, 100, 102, 124, 130, 150, 155, 156, 170, 186, 195, 204, 221, 255, 260, 300, 310, 311, 325, 340, 372, 390, 403, 425, 442, 465, 510, 527, 620, 622, 650, 663, 775, 780, 806, 850, 884, 930, 933, 975, 1020, 1054, 1105, 1209, 1244, 1275, 1300, 1326, 1550, 1555, 1581, 1612, 1700, 1860, 1866, 1950, 2015, 2108, 2210, 2325, 2418, 2550, 2635, 2652, 3100, 3110, 3162, 3315, 3732, 3900, 4030, 4043, 4420, 4650, 4665, 4836, 5100, 5270, 5287, 5525, 6045, 6220, 6324, 6630, 6851, 7775, 7905, 8060, 8086, 9300, 9330, 9641, 10075, 10540, 10574, 11050, 12090, 12129, 13175, 13260, 13702, 15550, 15810, 15861, 16172, 16575, 18660, 19282, 20150, 20215, 20553, 21148, 22100, 23325, 24180, 24258, 26350, 26435, 27404, 28923, 30225, 31100, 31620, 31722, 33150, 34255, 38564, 39525, 40300, 40430, 41106, 46650, 48205, 48516, 52700, 52870, 57846, 60450, 60645, 63444, 66300, 68510, 68731, 79050, 79305, 80860, 82212, 93300, 96410, 101075, 102765, 105740, 115692, 120900, 121290, 125333, 132175, 137020, 137462, 144615, 158100, 158610, 163897, 171275, 192820, 202150, 205530, 206193, 241025, 242580, 250666, 264350, 274924, 289230, 303225, 317220, 327794, 342550, 343655, 375999, 396525, 404300, 411060, 412386, 482050, 491691, 501332, 513825, 528700, 578460, 606450, 626665, 655588, 685100, 687310, 723075, 751998, 793050, 819485, 824772, 964100, 983382, 1027650, 1030965, 1212900, 1253330, 1374620, 1446150, 1503996, 1586100, 1638970, 1718275, 1879995, 1966764, 2055300, 2061930, 2130661, 2458455, 2506660, 2892300, 3133325, 3277940, 3436550, 3759990, 4097425, 4123860, 4261322, 4916910, 5154825, 6266650, 6391983, 6873100, 7519980, 8194850, 8522644, 9399975, 9833820, 10309650, 10653305, 12292275, 12533300, 12783966, 16389700, 18799950, 20619300, 21306610, 24584550, 25567932, 31959915, 37599900, 42613220, 49169100, 53266525, 63919830, 106533050, 127839660, 159799575, 213066100, 319599150, 639198300]

約数ペア:

[(1, 639198300), (2, 319599150), (3, 213066100), (4, 159799575), (5, 127839660), (6, 106533050), (10, 63919830), (12, 53266525), (13, 49169100), (15, 42613220), (17, 37599900), (20, 31959915), (25, 25567932), (26, 24584550), (30, 21306610), (31, 20619300), (34, 18799950), (39, 16389700), (50, 12783966), (51, 12533300), (52, 12292275), (60, 10653305), (62, 10309650), (65, 9833820), (68, 9399975), (75, 8522644), (78, 8194850), (85, 7519980), (93, 6873100), (100, 6391983), (102, 6266650), (124, 5154825), (130, 4916910), (150, 4261322), (155, 4123860), (156, 4097425), (170, 3759990), (186, 3436550), (195, 3277940), (204, 3133325), (221, 2892300), (255, 2506660), (260, 2458455), (300, 2130661), (310, 2061930), (311, 2055300), (325, 1966764), (340, 1879995), (372, 1718275), (390, 1638970), (403, 1586100), (425, 1503996), (442, 1446150), (465, 1374620), (510, 1253330), (527, 1212900), (620, 1030965), (622, 1027650), (650, 983382), (663, 964100), (775, 824772), (780, 819485), (806, 793050), (850, 751998), (884, 723075), (930, 687310), (933, 685100), (975, 655588), (1020, 626665), (1054, 606450), (1105, 578460), (1209, 528700), (1244, 513825), (1275, 501332), (1300, 491691), (1326, 482050), (1550, 412386), (1555, 411060), (1581, 404300), (1612, 396525), (1700, 375999), (1860, 343655), (1866, 342550), (1950, 327794), (2015, 317220), (2108, 303225), (2210, 289230), (2325, 274924), (2418, 264350), (2550, 250666), (2635, 242580), (2652, 241025), (3100, 206193), (3110, 205530), (3162, 202150), (3315, 192820), (3732, 171275), (3900, 163897), (4030, 158610), (4043, 158100), (4420, 144615), (4650, 137462), (4665, 137020), (4836, 132175), (5100, 125333), (5270, 121290), (5287, 120900), (5525, 115692), (6045, 105740), (6220, 102765), (6324, 101075), (6630, 96410), (6851, 93300), (7775, 82212), (7905, 80860), (8060, 79305), (8086, 79050), (9300, 68731), (9330, 68510), (9641, 66300), (10075, 63444), (10540, 60645), (10574, 60450), (11050, 57846), (12090, 52870), (12129, 52700), (13175, 48516), (13260, 48205), (13702, 46650), (15550, 41106), (15810, 40430), (15861, 40300), (16172, 39525), (16575, 38564), (18660, 34255), (19282, 33150), (20150, 31722), (20215, 31620), (20553, 31100), (21148, 30225), (22100, 28923), (23325, 27404), (24180, 26435), (24258, 26350)]