156235440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:439

約数の個数: 160

約数和(自身を含む): 518270400

約数和(自身を除く): 362034960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 149, 170, 204, 240, 255, 257, 272, 298, 340, 408, 447, 510, 514, 596, 680, 745, 771, 816, 894, 1020, 1028, 1192, 1285, 1360, 1490, 1542, 1788, 2040, 2056, 2235, 2384, 2533, 2570, 2980, 3084, 3576, 3855, 4080, 4112, 4369, 4470, 5066, 5140, 5960, 6168, 7152, 7599, 7710, 8738, 8940, 10132, 10280, 11920, 12336, 12665, 13107, 15198, 15420, 17476, 17880, 20264, 20560, 21845, 25330, 26214, 30396, 30840, 34952, 35760, 37995, 38293, 40528, 43690, 50660, 52428, 60792, 61680, 65535, 69904, 75990, 76586, 87380, 101320, 104856, 114879, 121584, 131070, 151980, 153172, 174760, 191465, 202640, 209712, 229758, 262140, 303960, 306344, 349520, 382930, 459516, 524280, 574395, 607920, 612688, 650981, 765860, 919032, 1048560, 1148790, 1301962, 1531720, 1838064, 1952943, 2297580, 2603924, 3063440, 3254905, 3905886, 4595160, 5207848, 6509810, 7811772, 9190320, 9764715, 10415696, 13019620, 15623544, 19529430, 26039240, 31247088, 39058860, 52078480, 78117720, 156235440]

約数ペア:

[(1, 156235440), (2, 78117720), (3, 52078480), (4, 39058860), (5, 31247088), (6, 26039240), (8, 19529430), (10, 15623544), (12, 13019620), (15, 10415696), (16, 9764715), (17, 9190320), (20, 7811772), (24, 6509810), (30, 5207848), (34, 4595160), (40, 3905886), (48, 3254905), (51, 3063440), (60, 2603924), (68, 2297580), (80, 1952943), (85, 1838064), (102, 1531720), (120, 1301962), (136, 1148790), (149, 1048560), (170, 919032), (204, 765860), (240, 650981), (255, 612688), (257, 607920), (272, 574395), (298, 524280), (340, 459516), (408, 382930), (447, 349520), (510, 306344), (514, 303960), (596, 262140), (680, 229758), (745, 209712), (771, 202640), (816, 191465), (894, 174760), (1020, 153172), (1028, 151980), (1192, 131070), (1285, 121584), (1360, 114879), (1490, 104856), (1542, 101320), (1788, 87380), (2040, 76586), (2056, 75990), (2235, 69904), (2384, 65535), (2533, 61680), (2570, 60792), (2980, 52428), (3084, 50660), (3576, 43690), (3855, 40528), (4080, 38293), (4112, 37995), (4369, 35760), (4470, 34952), (5066, 30840), (5140, 30396), (5960, 26214), (6168, 25330), (7152, 21845), (7599, 20560), (7710, 20264), (8738, 17880), (8940, 17476), (10132, 15420), (10280, 15198), (11920, 13107), (12336, 12665)]