15903605120

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:573

約数の個数: 256

約数和(自身を含む): 42615175680

約数和(自身を除く): 26711570560

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, 197, 208, 248, 260, 310, 313, 320, 394, 403, 416, 496, 520, 620, 626, 640, 788, 806, 832, 985, 992, 1040, 1240, 1252, 1565, 1576, 1612, 1664, 1970, 1984, 2015, 2080, 2480, 2504, 2561, 3130, 3152, 3224, 3940, 3968, 4030, 4069, 4160, 4960, 5008, 5122, 6107, 6260, 6304, 6448, 7880, 8060, 8138, 8320, 9703, 9920, 10016, 10244, 12214, 12520, 12608, 12805, 12896, 15760, 16120, 16276, 19406, 19840, 20032, 20345, 20488, 24428, 25040, 25216, 25610, 25792, 30535, 31520, 32240, 32552, 38812, 40064, 40690, 40976, 48515, 48856, 50080, 51220, 51584, 61070, 61661, 63040, 64480, 65104, 77624, 79391, 81380, 81952, 97030, 97712, 100160, 102440, 122140, 123322, 126080, 126139, 128960, 130208, 155248, 158782, 162760, 163904, 194060, 195424, 200320, 204880, 244280, 246644, 252278, 257920, 260416, 308305, 310496, 317564, 325520, 327808, 388120, 390848, 396955, 409760, 488560, 493288, 504556, 520832, 616610, 620992, 630695, 635128, 651040, 776240, 781696, 793910, 801593, 819520, 977120, 986576, 1009112, 1233220, 1241984, 1261390, 1270256, 1302080, 1552480, 1587820, 1603186, 1639040, 1911491, 1954240, 1973152, 2018224, 2466440, 2522780, 2540512, 2604160, 3104960, 3175640, 3206372, 3822982, 3908480, 3946304, 4007965, 4036448, 4932880, 5045560, 5081024, 6209920, 6351280, 6412744, 7645964, 7892608, 8015930, 8072896, 9557455, 9865760, 10091120, 10162048, 12702560, 12825488, 15291928, 16031860, 16145792, 19114910, 19731520, 20182240, 24849383, 25405120, 25650976, 30583856, 32063720, 38229820, 39463040, 40364480, 49698766, 50810240, 51301952, 61167712, 64127440, 76459640, 80728960, 99397532, 102603904, 122335424, 124246915, 128254880, 152919280, 198795064, 244670848, 248493830, 256509760, 305838560, 397590128, 496987660, 513019520, 611677120, 795180256, 993975320, 1223354240, 1590360512, 1987950640, 3180721024, 3975901280, 7951802560, 15903605120]

約数ペア:

[(1, 15903605120), (2, 7951802560), (4, 3975901280), (5, 3180721024), (8, 1987950640), (10, 1590360512), (13, 1223354240), (16, 993975320), (20, 795180256), (26, 611677120), (31, 513019520), (32, 496987660), (40, 397590128), (52, 305838560), (62, 256509760), (64, 248493830), (65, 244670848), (80, 198795064), (104, 152919280), (124, 128254880), (128, 124246915), (130, 122335424), (155, 102603904), (160, 99397532), (197, 80728960), (208, 76459640), (248, 64127440), (260, 61167712), (310, 51301952), (313, 50810240), (320, 49698766), (394, 40364480), (403, 39463040), (416, 38229820), (496, 32063720), (520, 30583856), (620, 25650976), (626, 25405120), (640, 24849383), (788, 20182240), (806, 19731520), (832, 19114910), (985, 16145792), (992, 16031860), (1040, 15291928), (1240, 12825488), (1252, 12702560), (1565, 10162048), (1576, 10091120), (1612, 9865760), (1664, 9557455), (1970, 8072896), (1984, 8015930), (2015, 7892608), (2080, 7645964), (2480, 6412744), (2504, 6351280), (2561, 6209920), (3130, 5081024), (3152, 5045560), (3224, 4932880), (3940, 4036448), (3968, 4007965), (4030, 3946304), (4069, 3908480), (4160, 3822982), (4960, 3206372), (5008, 3175640), (5122, 3104960), (6107, 2604160), (6260, 2540512), (6304, 2522780), (6448, 2466440), (7880, 2018224), (8060, 1973152), (8138, 1954240), (8320, 1911491), (9703, 1639040), (9920, 1603186), (10016, 1587820), (10244, 1552480), (12214, 1302080), (12520, 1270256), (12608, 1261390), (12805, 1241984), (12896, 1233220), (15760, 1009112), (16120, 986576), (16276, 977120), (19406, 819520), (19840, 801593), (20032, 793910), (20345, 781696), (20488, 776240), (24428, 651040), (25040, 635128), (25216, 630695), (25610, 620992), (25792, 616610), (30535, 520832), (31520, 504556), (32240, 493288), (32552, 488560), (38812, 409760), (40064, 396955), (40690, 390848), (40976, 388120), (48515, 327808), (48856, 325520), (50080, 317564), (51220, 310496), (51584, 308305), (61070, 260416), (61661, 257920), (63040, 252278), (64480, 246644), (65104, 244280), (77624, 204880), (79391, 200320), (81380, 195424), (81952, 194060), (97030, 163904), (97712, 162760), (100160, 158782), (102440, 155248), (122140, 130208), (123322, 128960), (126080, 126139)]