20788049400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{3623}}^1$

素因数の和:3846

約数の個数: 192

約数和(自身を含む): 65842571520

約数和(自身を除く): 45054522120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 73, 75, 100, 120, 131, 146, 150, 200, 219, 262, 292, 300, 365, 393, 438, 524, 584, 600, 655, 730, 786, 876, 1048, 1095, 1310, 1460, 1572, 1752, 1825, 1965, 2190, 2620, 2920, 3144, 3275, 3623, 3650, 3930, 4380, 5240, 5475, 6550, 7246, 7300, 7860, 8760, 9563, 9825, 10869, 10950, 13100, 14492, 14600, 15720, 18115, 19126, 19650, 21738, 21900, 26200, 28689, 28984, 36230, 38252, 39300, 43476, 43800, 47815, 54345, 57378, 72460, 76504, 78600, 86952, 90575, 95630, 108690, 114756, 143445, 144920, 181150, 191260, 217380, 229512, 239075, 264479, 271725, 286890, 362300, 382520, 434760, 474613, 478150, 528958, 543450, 573780, 717225, 724600, 793437, 949226, 956300, 1057916, 1086900, 1147560, 1322395, 1423839, 1434450, 1586874, 1898452, 1912600, 2115832, 2173800, 2373065, 2644790, 2847678, 2868900, 3173748, 3796904, 3967185, 4746130, 5289580, 5695356, 5737800, 6347496, 6611975, 7119195, 7934370, 9492260, 10579160, 11390712, 11865325, 13223950, 14238390, 15868740, 18984520, 19835925, 23730650, 26447900, 28476780, 31737480, 34646749, 35595975, 39671850, 47461300, 52895800, 56953560, 69293498, 71191950, 79343700, 94922600, 103940247, 138586996, 142383900, 158687400, 173233745, 207880494, 277173992, 284767800, 346467490, 415760988, 519701235, 692934980, 831521976, 866168725, 1039402470, 1385869960, 1732337450, 2078804940, 2598506175, 3464674900, 4157609880, 5197012350, 6929349800, 10394024700, 20788049400]

約数ペア:

[(1, 20788049400), (2, 10394024700), (3, 6929349800), (4, 5197012350), (5, 4157609880), (6, 3464674900), (8, 2598506175), (10, 2078804940), (12, 1732337450), (15, 1385869960), (20, 1039402470), (24, 866168725), (25, 831521976), (30, 692934980), (40, 519701235), (50, 415760988), (60, 346467490), (73, 284767800), (75, 277173992), (100, 207880494), (120, 173233745), (131, 158687400), (146, 142383900), (150, 138586996), (200, 103940247), (219, 94922600), (262, 79343700), (292, 71191950), (300, 69293498), (365, 56953560), (393, 52895800), (438, 47461300), (524, 39671850), (584, 35595975), (600, 34646749), (655, 31737480), (730, 28476780), (786, 26447900), (876, 23730650), (1048, 19835925), (1095, 18984520), (1310, 15868740), (1460, 14238390), (1572, 13223950), (1752, 11865325), (1825, 11390712), (1965, 10579160), (2190, 9492260), (2620, 7934370), (2920, 7119195), (3144, 6611975), (3275, 6347496), (3623, 5737800), (3650, 5695356), (3930, 5289580), (4380, 4746130), (5240, 3967185), (5475, 3796904), (6550, 3173748), (7246, 2868900), (7300, 2847678), (7860, 2644790), (8760, 2373065), (9563, 2173800), (9825, 2115832), (10869, 1912600), (10950, 1898452), (13100, 1586874), (14492, 1434450), (14600, 1423839), (15720, 1322395), (18115, 1147560), (19126, 1086900), (19650, 1057916), (21738, 956300), (21900, 949226), (26200, 793437), (28689, 724600), (28984, 717225), (36230, 573780), (38252, 543450), (39300, 528958), (43476, 478150), (43800, 474613), (47815, 434760), (54345, 382520), (57378, 362300), (72460, 286890), (76504, 271725), (78600, 264479), (86952, 239075), (90575, 229512), (95630, 217380), (108690, 191260), (114756, 181150), (143445, 144920)]