281546160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:388

約数の個数: 240

約数和(自身を含む): 1030514400

約数和(自身を除く): 748968240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 89, 98, 105, 112, 120, 140, 147, 168, 178, 196, 210, 240, 245, 267, 269, 280, 294, 336, 356, 392, 420, 445, 490, 534, 538, 560, 588, 623, 712, 735, 784, 807, 840, 890, 980, 1068, 1076, 1176, 1246, 1335, 1345, 1424, 1470, 1614, 1680, 1780, 1869, 1883, 1960, 2136, 2152, 2352, 2492, 2670, 2690, 2940, 3115, 3228, 3560, 3738, 3766, 3920, 4035, 4272, 4304, 4361, 4984, 5340, 5380, 5649, 5880, 6230, 6456, 7120, 7476, 7532, 8070, 8722, 9345, 9415, 9968, 10680, 10760, 11298, 11760, 12460, 12912, 13083, 13181, 14952, 15064, 16140, 17444, 18690, 18830, 21360, 21520, 21805, 22596, 23941, 24920, 26166, 26362, 28245, 29904, 30128, 32280, 34888, 37380, 37660, 39543, 43610, 45192, 47882, 49840, 52332, 52724, 56490, 64560, 65415, 65905, 69776, 71823, 74760, 75320, 79086, 87220, 90384, 95764, 104664, 105448, 112980, 119705, 130830, 131810, 143646, 149520, 150640, 158172, 167587, 174440, 191528, 197715, 209328, 210896, 225960, 239410, 261660, 263620, 287292, 316344, 335174, 348880, 359115, 383056, 395430, 451920, 478820, 502761, 523320, 527240, 574584, 632688, 670348, 718230, 790860, 837935, 957640, 1005522, 1046640, 1054480, 1149168, 1173109, 1340696, 1436460, 1581720, 1675870, 1915280, 2011044, 2346218, 2513805, 2681392, 2872920, 3163440, 3351740, 3519327, 4022088, 4692436, 5027610, 5745840, 5865545, 6703480, 7038654, 8044176, 9384872, 10055220, 11731090, 13406960, 14077308, 17596635, 18769744, 20110440, 23462180, 28154616, 35193270, 40220880, 46924360, 56309232, 70386540, 93848720, 140773080, 281546160]

約数ペア:

[(1, 281546160), (2, 140773080), (3, 93848720), (4, 70386540), (5, 56309232), (6, 46924360), (7, 40220880), (8, 35193270), (10, 28154616), (12, 23462180), (14, 20110440), (15, 18769744), (16, 17596635), (20, 14077308), (21, 13406960), (24, 11731090), (28, 10055220), (30, 9384872), (35, 8044176), (40, 7038654), (42, 6703480), (48, 5865545), (49, 5745840), (56, 5027610), (60, 4692436), (70, 4022088), (80, 3519327), (84, 3351740), (89, 3163440), (98, 2872920), (105, 2681392), (112, 2513805), (120, 2346218), (140, 2011044), (147, 1915280), (168, 1675870), (178, 1581720), (196, 1436460), (210, 1340696), (240, 1173109), (245, 1149168), (267, 1054480), (269, 1046640), (280, 1005522), (294, 957640), (336, 837935), (356, 790860), (392, 718230), (420, 670348), (445, 632688), (490, 574584), (534, 527240), (538, 523320), (560, 502761), (588, 478820), (623, 451920), (712, 395430), (735, 383056), (784, 359115), (807, 348880), (840, 335174), (890, 316344), (980, 287292), (1068, 263620), (1076, 261660), (1176, 239410), (1246, 225960), (1335, 210896), (1345, 209328), (1424, 197715), (1470, 191528), (1614, 174440), (1680, 167587), (1780, 158172), (1869, 150640), (1883, 149520), (1960, 143646), (2136, 131810), (2152, 130830), (2352, 119705), (2492, 112980), (2670, 105448), (2690, 104664), (2940, 95764), (3115, 90384), (3228, 87220), (3560, 79086), (3738, 75320), (3766, 74760), (3920, 71823), (4035, 69776), (4272, 65905), (4304, 65415), (4361, 64560), (4984, 56490), (5340, 52724), (5380, 52332), (5649, 49840), (5880, 47882), (6230, 45192), (6456, 43610), (7120, 39543), (7476, 37660), (7532, 37380), (8070, 34888), (8722, 32280), (9345, 30128), (9415, 29904), (9968, 28245), (10680, 26362), (10760, 26166), (11298, 24920), (11760, 23941), (12460, 22596), (12912, 21805), (13083, 21520), (13181, 21360), (14952, 18830), (15064, 18690), (16140, 17444)]