248399580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 288

約数和(自身を含む): 876572928

約数和(自身を除く): 628173348

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 17, 20, 22, 26, 30, 33, 34, 39, 44, 51, 52, 55, 60, 65, 66, 68, 78, 85, 102, 110, 130, 131, 132, 143, 156, 165, 169, 170, 187, 195, 204, 220, 221, 255, 260, 262, 286, 330, 338, 340, 374, 390, 393, 429, 442, 507, 510, 524, 561, 572, 655, 660, 663, 676, 715, 748, 780, 786, 845, 858, 884, 935, 1014, 1020, 1105, 1122, 1310, 1326, 1430, 1441, 1572, 1690, 1703, 1716, 1859, 1870, 1965, 2028, 2145, 2210, 2227, 2244, 2431, 2535, 2620, 2652, 2805, 2860, 2873, 2882, 3315, 3380, 3406, 3718, 3740, 3930, 4290, 4323, 4420, 4454, 4862, 5070, 5109, 5577, 5610, 5746, 5764, 6630, 6681, 6812, 7205, 7293, 7436, 7860, 8515, 8580, 8619, 8646, 8908, 9295, 9724, 10140, 10218, 11135, 11154, 11220, 11492, 12155, 13260, 13362, 14365, 14410, 14586, 17030, 17238, 17292, 18590, 18733, 20436, 21615, 22139, 22270, 22308, 24310, 24497, 25545, 26724, 27885, 28730, 28820, 28951, 29172, 31603, 33405, 34060, 34476, 36465, 37180, 37466, 43095, 43230, 44278, 44540, 48620, 48994, 51090, 55770, 56199, 57460, 57902, 63206, 66417, 66810, 72930, 73491, 74932, 86190, 86460, 86853, 88556, 93665, 94809, 97988, 102180, 110695, 111540, 112398, 115804, 122485, 126412, 132834, 133620, 144755, 145860, 146982, 158015, 172380, 173706, 187330, 189618, 221390, 224796, 243529, 244970, 265668, 280995, 289510, 293964, 316030, 318461, 332085, 347412, 367455, 374660, 376363, 379236, 434265, 442780, 474045, 487058, 489940, 561990, 579020, 632060, 636922, 664170, 730587, 734910, 752726, 868530, 948090, 955383, 974116, 1123980, 1129089, 1217645, 1273844, 1328340, 1461174, 1469820, 1505452, 1592305, 1737060, 1881815, 1896180, 1910766, 2258178, 2435290, 2922348, 3184610, 3652935, 3763630, 3821532, 4139993, 4516356, 4776915, 4870580, 5645445, 6369220, 7305870, 7527260, 8279986, 9553830, 11290890, 12419979, 14611740, 16559972, 19107660, 20699965, 22581780, 24839958, 41399930, 49679916, 62099895, 82799860, 124199790, 248399580]

約数ペア:

[(1, 248399580), (2, 124199790), (3, 82799860), (4, 62099895), (5, 49679916), (6, 41399930), (10, 24839958), (11, 22581780), (12, 20699965), (13, 19107660), (15, 16559972), (17, 14611740), (20, 12419979), (22, 11290890), (26, 9553830), (30, 8279986), (33, 7527260), (34, 7305870), (39, 6369220), (44, 5645445), (51, 4870580), (52, 4776915), (55, 4516356), (60, 4139993), (65, 3821532), (66, 3763630), (68, 3652935), (78, 3184610), (85, 2922348), (102, 2435290), (110, 2258178), (130, 1910766), (131, 1896180), (132, 1881815), (143, 1737060), (156, 1592305), (165, 1505452), (169, 1469820), (170, 1461174), (187, 1328340), (195, 1273844), (204, 1217645), (220, 1129089), (221, 1123980), (255, 974116), (260, 955383), (262, 948090), (286, 868530), (330, 752726), (338, 734910), (340, 730587), (374, 664170), (390, 636922), (393, 632060), (429, 579020), (442, 561990), (507, 489940), (510, 487058), (524, 474045), (561, 442780), (572, 434265), (655, 379236), (660, 376363), (663, 374660), (676, 367455), (715, 347412), (748, 332085), (780, 318461), (786, 316030), (845, 293964), (858, 289510), (884, 280995), (935, 265668), (1014, 244970), (1020, 243529), (1105, 224796), (1122, 221390), (1310, 189618), (1326, 187330), (1430, 173706), (1441, 172380), (1572, 158015), (1690, 146982), (1703, 145860), (1716, 144755), (1859, 133620), (1870, 132834), (1965, 126412), (2028, 122485), (2145, 115804), (2210, 112398), (2227, 111540), (2244, 110695), (2431, 102180), (2535, 97988), (2620, 94809), (2652, 93665), (2805, 88556), (2860, 86853), (2873, 86460), (2882, 86190), (3315, 74932), (3380, 73491), (3406, 72930), (3718, 66810), (3740, 66417), (3930, 63206), (4290, 57902), (4323, 57460), (4420, 56199), (4454, 55770), (4862, 51090), (5070, 48994), (5109, 48620), (5577, 44540), (5610, 44278), (5746, 43230), (5764, 43095), (6630, 37466), (6681, 37180), (6812, 36465), (7205, 34476), (7293, 34060), (7436, 33405), (7860, 31603), (8515, 29172), (8580, 28951), (8619, 28820), (8646, 28730), (8908, 27885), (9295, 26724), (9724, 25545), (10140, 24497), (10218, 24310), (11135, 22308), (11154, 22270), (11220, 22139), (11492, 21615), (12155, 20436), (13260, 18733), (13362, 18590), (14365, 17292), (14410, 17238), (14586, 17030)]