123678672

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 371226240

約数和(自身を除く): 247547568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 89, 102, 104, 131, 136, 156, 178, 204, 208, 221, 262, 267, 272, 312, 356, 393, 408, 442, 524, 534, 624, 663, 712, 786, 816, 884, 1048, 1068, 1157, 1326, 1424, 1513, 1572, 1703, 1768, 2096, 2136, 2227, 2314, 2652, 3026, 3144, 3406, 3471, 3536, 4272, 4454, 4539, 4628, 5109, 5304, 6052, 6288, 6681, 6812, 6942, 8908, 9078, 9256, 10218, 10608, 11659, 12104, 13362, 13624, 13884, 17816, 18156, 18512, 19669, 20436, 23318, 24208, 26724, 27248, 27768, 28951, 34977, 35632, 36312, 39338, 40872, 46636, 53448, 55536, 57902, 59007, 69954, 72624, 78676, 81744, 86853, 93272, 106896, 115804, 118014, 139908, 151567, 157352, 173706, 186544, 198203, 231608, 236028, 279816, 303134, 314704, 347412, 396406, 454701, 463216, 472056, 559632, 594609, 606268, 694824, 792812, 909402, 944112, 1189218, 1212536, 1389648, 1585624, 1818804, 2378436, 2425072, 2576639, 3171248, 3637608, 4756872, 5153278, 7275216, 7729917, 9513744, 10306556, 15459834, 20613112, 30919668, 41226224, 61839336, 123678672]

約数ペア:

[(1, 123678672), (2, 61839336), (3, 41226224), (4, 30919668), (6, 20613112), (8, 15459834), (12, 10306556), (13, 9513744), (16, 7729917), (17, 7275216), (24, 5153278), (26, 4756872), (34, 3637608), (39, 3171248), (48, 2576639), (51, 2425072), (52, 2378436), (68, 1818804), (78, 1585624), (89, 1389648), (102, 1212536), (104, 1189218), (131, 944112), (136, 909402), (156, 792812), (178, 694824), (204, 606268), (208, 594609), (221, 559632), (262, 472056), (267, 463216), (272, 454701), (312, 396406), (356, 347412), (393, 314704), (408, 303134), (442, 279816), (524, 236028), (534, 231608), (624, 198203), (663, 186544), (712, 173706), (786, 157352), (816, 151567), (884, 139908), (1048, 118014), (1068, 115804), (1157, 106896), (1326, 93272), (1424, 86853), (1513, 81744), (1572, 78676), (1703, 72624), (1768, 69954), (2096, 59007), (2136, 57902), (2227, 55536), (2314, 53448), (2652, 46636), (3026, 40872), (3144, 39338), (3406, 36312), (3471, 35632), (3536, 34977), (4272, 28951), (4454, 27768), (4539, 27248), (4628, 26724), (5109, 24208), (5304, 23318), (6052, 20436), (6288, 19669), (6681, 18512), (6812, 18156), (6942, 17816), (8908, 13884), (9078, 13624), (9256, 13362), (10218, 12104), (10608, 11659)]