155931720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1153}}^1$

素因数の和:1204

約数の個数: 192

約数和(自身を含む): 568321920

約数和(自身を除く): 412390200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 49, 56, 60, 69, 70, 84, 92, 98, 105, 115, 120, 138, 140, 147, 161, 168, 184, 196, 210, 230, 245, 276, 280, 294, 322, 345, 392, 420, 460, 483, 490, 552, 588, 644, 690, 735, 805, 840, 920, 966, 980, 1127, 1153, 1176, 1288, 1380, 1470, 1610, 1932, 1960, 2254, 2306, 2415, 2760, 2940, 3220, 3381, 3459, 3864, 4508, 4612, 4830, 5635, 5765, 5880, 6440, 6762, 6918, 8071, 9016, 9224, 9660, 11270, 11530, 13524, 13836, 16142, 16905, 17295, 19320, 22540, 23060, 24213, 26519, 27048, 27672, 32284, 33810, 34590, 40355, 45080, 46120, 48426, 53038, 56497, 64568, 67620, 69180, 79557, 80710, 96852, 106076, 112994, 121065, 132595, 135240, 138360, 159114, 161420, 169491, 185633, 193704, 212152, 225988, 242130, 265190, 282485, 318228, 322840, 338982, 371266, 397785, 451976, 484260, 530380, 556899, 564970, 636456, 677964, 742532, 795570, 847455, 928165, 968520, 1060760, 1113798, 1129940, 1299431, 1355928, 1485064, 1591140, 1694910, 1856330, 2227596, 2259880, 2598862, 2784495, 3182280, 3389820, 3712660, 3898293, 4455192, 5197724, 5568990, 6497155, 6779640, 7425320, 7796586, 10395448, 11137980, 12994310, 15593172, 19491465, 22275960, 25988620, 31186344, 38982930, 51977240, 77965860, 155931720]

約数ペア:

[(1, 155931720), (2, 77965860), (3, 51977240), (4, 38982930), (5, 31186344), (6, 25988620), (7, 22275960), (8, 19491465), (10, 15593172), (12, 12994310), (14, 11137980), (15, 10395448), (20, 7796586), (21, 7425320), (23, 6779640), (24, 6497155), (28, 5568990), (30, 5197724), (35, 4455192), (40, 3898293), (42, 3712660), (46, 3389820), (49, 3182280), (56, 2784495), (60, 2598862), (69, 2259880), (70, 2227596), (84, 1856330), (92, 1694910), (98, 1591140), (105, 1485064), (115, 1355928), (120, 1299431), (138, 1129940), (140, 1113798), (147, 1060760), (161, 968520), (168, 928165), (184, 847455), (196, 795570), (210, 742532), (230, 677964), (245, 636456), (276, 564970), (280, 556899), (294, 530380), (322, 484260), (345, 451976), (392, 397785), (420, 371266), (460, 338982), (483, 322840), (490, 318228), (552, 282485), (588, 265190), (644, 242130), (690, 225988), (735, 212152), (805, 193704), (840, 185633), (920, 169491), (966, 161420), (980, 159114), (1127, 138360), (1153, 135240), (1176, 132595), (1288, 121065), (1380, 112994), (1470, 106076), (1610, 96852), (1932, 80710), (1960, 79557), (2254, 69180), (2306, 67620), (2415, 64568), (2760, 56497), (2940, 53038), (3220, 48426), (3381, 46120), (3459, 45080), (3864, 40355), (4508, 34590), (4612, 33810), (4830, 32284), (5635, 27672), (5765, 27048), (5880, 26519), (6440, 24213), (6762, 23060), (6918, 22540), (8071, 19320), (9016, 17295), (9224, 16905), (9660, 16142), (11270, 13836), (11530, 13524)]