129733760

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:566

約数の個数: 128

約数和(自身を含む): 345461760

約数和(自身を除く): 215728000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 128, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 503, 520, 620, 640, 806, 832, 992, 1006, 1040, 1240, 1612, 1664, 1984, 2012, 2015, 2080, 2480, 2515, 3224, 3968, 4024, 4030, 4160, 4960, 5030, 6448, 6539, 8048, 8060, 8320, 9920, 10060, 12896, 13078, 15593, 16096, 16120, 19840, 20120, 25792, 26156, 31186, 32192, 32240, 32695, 40240, 51584, 52312, 62372, 64384, 64480, 65390, 77965, 80480, 104624, 124744, 128960, 130780, 155930, 160960, 202709, 209248, 249488, 257920, 261560, 311860, 321920, 405418, 418496, 498976, 523120, 623720, 810836, 836992, 997952, 1013545, 1046240, 1247440, 1621672, 1995904, 2027090, 2092480, 2494880, 3243344, 4054180, 4184960, 4989760, 6486688, 8108360, 9979520, 12973376, 16216720, 25946752, 32433440, 64866880, 129733760]

約数ペア:

[(1, 129733760), (2, 64866880), (4, 32433440), (5, 25946752), (8, 16216720), (10, 12973376), (13, 9979520), (16, 8108360), (20, 6486688), (26, 4989760), (31, 4184960), (32, 4054180), (40, 3243344), (52, 2494880), (62, 2092480), (64, 2027090), (65, 1995904), (80, 1621672), (104, 1247440), (124, 1046240), (128, 1013545), (130, 997952), (155, 836992), (160, 810836), (208, 623720), (248, 523120), (260, 498976), (310, 418496), (320, 405418), (403, 321920), (416, 311860), (496, 261560), (503, 257920), (520, 249488), (620, 209248), (640, 202709), (806, 160960), (832, 155930), (992, 130780), (1006, 128960), (1040, 124744), (1240, 104624), (1612, 80480), (1664, 77965), (1984, 65390), (2012, 64480), (2015, 64384), (2080, 62372), (2480, 52312), (2515, 51584), (3224, 40240), (3968, 32695), (4024, 32240), (4030, 32192), (4160, 31186), (4960, 26156), (5030, 25792), (6448, 20120), (6539, 19840), (8048, 16120), (8060, 16096), (8320, 15593), (9920, 13078), (10060, 12896)]