212477720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:338

約数の個数: 192

約数和(自身を含む): 620524800

約数和(自身を除く): 408047080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 91, 98, 104, 124, 130, 140, 155, 182, 196, 217, 245, 248, 260, 269, 280, 310, 364, 392, 403, 434, 455, 490, 520, 538, 620, 637, 728, 806, 868, 910, 980, 1076, 1085, 1240, 1274, 1345, 1519, 1612, 1736, 1820, 1883, 1960, 2015, 2152, 2170, 2548, 2690, 2821, 3038, 3185, 3224, 3497, 3640, 3766, 4030, 4340, 5096, 5380, 5642, 6076, 6370, 6994, 7532, 7595, 8060, 8339, 8680, 9415, 10760, 11284, 12152, 12740, 13181, 13988, 14105, 15064, 15190, 16120, 16678, 17485, 18830, 19747, 22568, 24479, 25480, 26362, 27976, 28210, 30380, 33356, 34970, 37660, 39494, 41695, 48958, 52724, 56420, 58373, 60760, 65905, 66712, 69940, 75320, 78988, 83390, 97916, 98735, 105448, 108407, 112840, 116746, 122395, 131810, 139880, 157976, 166780, 171353, 195832, 197470, 216814, 233492, 244790, 263620, 291865, 333560, 342706, 394940, 408611, 433628, 466984, 489580, 527240, 542035, 583730, 685412, 758849, 789880, 817222, 856765, 867256, 979160, 1084070, 1167460, 1370824, 1517698, 1634444, 1713530, 2043055, 2168140, 2334920, 3035396, 3268888, 3427060, 3794245, 4086110, 4336280, 5311943, 6070792, 6854120, 7588490, 8172220, 10623886, 15176980, 16344440, 21247772, 26559715, 30353960, 42495544, 53119430, 106238860, 212477720]

約数ペア:

[(1, 212477720), (2, 106238860), (4, 53119430), (5, 42495544), (7, 30353960), (8, 26559715), (10, 21247772), (13, 16344440), (14, 15176980), (20, 10623886), (26, 8172220), (28, 7588490), (31, 6854120), (35, 6070792), (40, 5311943), (49, 4336280), (52, 4086110), (56, 3794245), (62, 3427060), (65, 3268888), (70, 3035396), (91, 2334920), (98, 2168140), (104, 2043055), (124, 1713530), (130, 1634444), (140, 1517698), (155, 1370824), (182, 1167460), (196, 1084070), (217, 979160), (245, 867256), (248, 856765), (260, 817222), (269, 789880), (280, 758849), (310, 685412), (364, 583730), (392, 542035), (403, 527240), (434, 489580), (455, 466984), (490, 433628), (520, 408611), (538, 394940), (620, 342706), (637, 333560), (728, 291865), (806, 263620), (868, 244790), (910, 233492), (980, 216814), (1076, 197470), (1085, 195832), (1240, 171353), (1274, 166780), (1345, 157976), (1519, 139880), (1612, 131810), (1736, 122395), (1820, 116746), (1883, 112840), (1960, 108407), (2015, 105448), (2152, 98735), (2170, 97916), (2548, 83390), (2690, 78988), (2821, 75320), (3038, 69940), (3185, 66712), (3224, 65905), (3497, 60760), (3640, 58373), (3766, 56420), (4030, 52724), (4340, 48958), (5096, 41695), (5380, 39494), (5642, 37660), (6076, 34970), (6370, 33356), (6994, 30380), (7532, 28210), (7595, 27976), (8060, 26362), (8339, 25480), (8680, 24479), (9415, 22568), (10760, 19747), (11284, 18830), (12152, 17485), (12740, 16678), (13181, 16120), (13988, 15190), (14105, 15064)]